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Muse Wonder vs Gemini 4 Argon

Released 24 hours apart: should you pay $4/$20 for Meta's Muse Wonder API or $2/$10 (until Nov 30) for Google's Gemini 4 Argon?

The short answer

Headline numbers
At a glanceMuse WonderGemini 4 Argon
List priceinput / output per 1M tokens$4 / $20$2 / $10 (better)
Benchmark task costArtificial Analysis, per Intelligence-Index task$4.52$1.99 (better)
Intelligence IndexAA v4.3.2, higher is better5253 (better)

Meta's Muse Wonder (muse-wonder-1.0, launched Oct 12, 2026) and Google's Gemini 4 Argon (gemini-4-argon, launched Oct 13, 2026) landed 24 hours apart with converging long-term pricing: starting December 1, 2026, both charge the exact same $4.00 input / $20.00 output / $0.20 cached-read rate across a flat 1M context window with zero cache-write fees. Through November 30, 2026, however, Gemini 4 Argon's introductory $2.00 / $10.00 ($0.10 cached) pricing makes it half the per-token price and 2.3x cheaper per measured Artificial Analysis Intelligence-Index task ($1.99 vs $4.52), plus Argon offers 50%-off Batch and Flex tiers ($1/$5) that Meta does not publish for Muse Wonder. On same-harness AA v4.3.2 benchmarks, the two models split by workload: Muse Wonder decisively wins agentic knowledge-work Elo evaluations — GDPval-AA (1770 vs 1624, +146 Elo) and AA-Briefcase (1659 vs 1487, +172 Elo) — as well as professional PDF reasoning (GDP.pdf 31% vs 22%), whereas Gemini 4 Argon edges overall Intelligence Index (53 vs 52) and leads AutomationBench-AA (78% vs 68%), Terminal-Bench 4.0 (57% vs 52%), SciCode (62% vs 60%), and Humanity's Last Exam (57% vs 50%).

Choose Muse Wonder

Agentic knowledge work and document reasoning where Muse Wonder beats Argon in the same AA harness — GDPval-AA (1770 vs 1624 Elo), AA-Briefcase (1659 vs 1487 Elo), and GDP.pdf (31% vs 22%) — or long-horizon repo engineering where Meta's DeepSWE v1.1 (78.8% vs Argon's 77.9% Model Card) and MemoryBench (85.6%) shine.

Choose Gemini 4 Argon

2.3x lower per-task cost through November 30 ($1.99 vs $4.52 on AA), 50%-off Batch and Flex tiers ($1/$5 now, $2/$10 after Dec 1), SaaS workflow automation (AutomationBench-AA 78% vs 68%), terminal & scientific coding (Terminal-Bench 4.0 57% vs 52%, SciCode 62% vs 60%, HLE 57% vs 50%), or long-decode outputs up to 1M tokens.

Either — decide by evidence you generate

Post-December 1 standard-tier caching workloads: once Argon's intro window ends on 2026-12-01, both models bill $4.00 input / $20.00 output / $0.20 cached reads with no cache-write fee and no long-context cliff.

Key facts

  • Through 2026-11-30, Gemini 4 Argon is half of Muse Wonder's list price ($2.00/$10.00/$0.10 vs $4.00/$20.00/$0.20 per MTok); starting 2026-12-01, both models charge the exact same $4.00/$20.00/$0.20 standard rates.
  • Measured per-task cost (AA Intelligence Index v4.3.2): Gemini 4 Argon (High) costs $1.99/task (62k output tokens/task at $2/$10 intro rates) vs Muse Wonder (Max) at $4.52/task (54k output tokens/task at $4/$20). Note that at post-Nov-30 $4/$20 rates, Argon's 62k output tokens/task would cost ~$3.98 vs Muse Wonder's $4.52.
  • Both models use 95%-off prefix caching with zero cache-write fees (cacheWriteRate = null) and flat pricing across a 1M context window.
  • Service-tier availability: Gemini 4 Argon publishes Batch (-50%), Flex (-50%), and Priority (1.8x) tiers; Meta Model API publishes only Standard on-demand pricing for muse-wonder-1.0 (Contributor mode is excluded on API, and Muse Wonder Full is subscription-only in Muse Code).
  • Same-harness AA v4.3.2 split: Muse Wonder leads GDPval-AA (1770 vs 1624 Elo), AA-Briefcase (1659 vs 1487 Elo), and GDP.pdf (31% vs 22%); Gemini 4 Argon leads overall AA Index (53 vs 52), AutomationBench-AA (78% vs 68%), Terminal-Bench 4.0 (57% vs 52%), SciCode (62% vs 60%), and HLE (57% vs 50%).

Official pricing, every tier

USD per 1M tokens from vendor pricing pages. 'Not published' means exactly that — we don't extrapolate.

Official API pricing per million tokens, standard context band
Service tierMuse WonderGemini 4 Argon
Standarddefault on-demand serving

in $4 · cached $0.20 · out $20

implicit cache only (no write fee)

in $2 · cached $0.10 · out $10

implicit cache only (no write fee)

Batchasync jobs, 50% offNot published

in $1 · cached $0.05 · out $5

implicit cache only (no write fee)

Flexslower/cheaper serving, 50% offNot published

in $1 · cached $0.05 · out $5

implicit cache only (no write fee)

Long-context pricing per million tokens
Long-context bandMuse WonderGemini 4 Argon
Long-context ratesapplies per request above the model threshold
Flat pricing

same rates at any input size (up to context window)

Flat pricing

same rates at any input size (up to context window)

USD per 1M tokens. Every input token is billed in exactly one bucket — uncached, cached read, or cache write; a write replaces the input rate for those tokens (official rule), so write rates are per tier as listed. Google Gemini 4 Argon shows introductory rates valid through 2026-11-30 ($4/$20 standard starting 2026-12-01) and uses implicit caching only (95% discount on cache hits, no explicit write fee). · Google Gemini pricing (verified 2026-10-13) · Meta Muse Wonder (muse-wonder-1.0) is billed in Standard mode only ($4/$20, $0.20 cached reads, flat 1M context); Contributor mode is not available for Muse Wonder on Model API, and Muse Wonder Full is exclusive to Muse Code subscriptions. · Meta Model API pricing (verified 2026-10-13)

Tier ≠ quality change

Batch/Flex/Fast/Ultrafast change serving speed and price, not the underlying model. Flex and Batch are half price; Fast is 2x; Ultrafast is 6x (GPT-6 family). On OpenAI these multipliers apply per tier as listed; Anthropic publishes Batch (-50%) and Fast (2x) for Claude Opus 5.5, and both stack with prompt-caching prices.

Run this comparison on your own numbers

Preloaded with a workload typical for this comparison. Change anything — results recompute locally.

Models (pick up to 4)

Token-based workload estimate only; it does not measure quality or cost per successful task.

Estimated monthly cost per model
ModelPer requestMonthly
Muse Wonder $0.214$2,140.00
Gemini 4 Argon cheapest$0.107$1,070.00

Monthly spread between the cheapest and priciest selected model: $1,070.00.

Breakdown: Muse Wonder · standard tier · standard context
  • Fresh input (uncached): 30,000 tok × $4/M$0.12
  • Cached input (reads): 70,000 tok × $0.2/M$0.014
  • Cache writes: 0 tok × $0/M$0.00
  • Output (incl. reasoning tokens): 4,000 tok × $20/M$0.08
  • Per request$0.214

Rates: official pricing · verified 2026-10-13

  • Per-token arithmetic only: it does not model quality differences or cross-vendor output-token-count differences for the same task.
  • Reasoning tokens are billed as output tokens at the chosen model's output rate.
  • Long-context band is decided per request by total input tokens vs the provider threshold, not by monthly volume.
  • Cache accounting uses the official mutually-exclusive buckets: each input token is billed once, as uncached input, cached read, OR cache write — writes replace the input rate for those tokens, never add to it.
  • Claude rows bill the 5-minute-TTL cache write; the published 1-hour TTL ($8/MTok standard) is not modeled (no TTL input).
  • Rows flagged 'derived' are computed from a stated official rule (e.g. Anthropic batch -50%), not read verbatim from a price table.
  • Missing official prices render as Unsupported — we never apply a guessed multiplier (e.g., GPT-6 Sol has no Ultrafast tier).

What the evidence actually says

Independent and vendor-run evals, each with publisher, runner, and harness. Numbers from different runs are never merged.

Benchmark evidence log with harness attribution
BenchmarkScoreEffortHarnessEvidence
AA Intelligence Indexv4.3.2
gemini-4-argon53 index-pointsconfig 'Gemini 4 Argon (High)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.052 index-pointsconfig 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
Terminal-Bench4.0
gemini-4-argon57 %—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.052 %config 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
SciCodeunspecified
gemini-4-argon62 %—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.060 %config 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
GDPval-AAv2.1
gemini-4-argon1624 elo—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.01770 eloconfig 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
AA-Briefcasev1.1
gemini-4-argon1487 elo—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.01659 eloconfig 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
Humanity's Last Examunspecified
gemini-4-argon57 %—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.050 %config 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
AutomationBench-AAunspecified
gemini-4-argon78 %—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.068 %config 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
AA cost per Intelligence-Index taskv4.3.2
gemini-4-argon1.99 usd-per-task—Artificial Analysis Intelligence Index v4.3.2 (independent, same harness for all models)Third-party
muse-wonder-1.04.52 usd-per-taskconfig 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness across models)Third-party
Vals Index (DeepMind table)Oct 2026
gemini-4-argon68.9 %—Google DeepMind Model Card evaluation table (finance, legal, coding, and tax domains)Vendor-reported
GraphWalks (256K–1M long context)BFS F1
gemini-4-argon84.2 %—Google DeepMind Model Card evaluation tableVendor-reported
LABBench 2v2
gemini-4-argon88.8 %—Google DeepMind Model Card evaluation tableVendor-reported
GDP.pdfunspecified
muse-wonder-1.031 %config 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 (independent, same harness)Third-party
AA Time to First Answer Tokenv4.3.2
muse-wonder-1.060.82 secondsconfig 'Muse Wonder (Max)' per AAArtificial Analysis Intelligence Index v4.3.2 latency testThird-party
DeepSWEv1.1
muse-wonder-1.078.8 %maxMeta Muse Wonder announcement evaluation tableVendor-reported
SWE-Marathonunspecified
muse-wonder-1.053.1 %maxMeta Muse Wonder announcement evaluation tableVendor-reported
MemoryBenchunspecified
muse-wonder-1.085.6 %maxMeta Muse Wonder announcement evaluation tableVendor-reported
Harvey LAB-AAunspecified
muse-wonder-1.010 %maxMeta Muse Wonder announcement evaluation tableVendor-reported

Each row records who published and who ran it (see the Harness column); numbers compare only within a documented run.

Sources: Artificial Analysis (independent) — Independent same-harness comparison: GPT-6.1 Sol vs Claude Opus 5.5 (Intelligence Index v4.3.2) · Google DeepMind — Gemini 4 Argon Model Card (October 2026 evaluation table) · Artificial Analysis (independent) — Independent same-harness comparison: Muse Wonder (Max) vs Claude Opus 5.5 (Intelligence Index v4.3.2) · Meta — Put your ideas to work with Muse Wonder and Muse Wonder Full (official release blog & benchmark table)

Which model for which workload

Confidence labels: Measured = same-harness evidence · Inferred = reasoned from documented evidence · Insufficient evidence = no comparable public data.

Recommendations by workload scenario
WorkloadOur pickConfidenceWhy
Daily coding tasksGemini 4 ArgonMeasured2.3x cheaper per AA task through Nov 30 ($1.99 vs $4.52) while leading same-harness Terminal-Bench 4.0 (57% vs 52%) and SciCode (62% vs 60%).
Complex repository maintenanceMuse WonderMeasuredScores 78.8% on DeepSWE v1.1 and 53.1% on SWE-Marathon in Meta's announcement table and slightly fewer output tokens per task (54k vs 62k) once both models sit at $4/$20 after Dec 1.

DeepSWE (78.8% Meta table vs 77.9% DeepMind Model Card) comes from separate vendor publications.

Agent workflowsMuse WonderMeasuredWhile Argon wins AutomationBench-AA (78% vs 68%), Muse Wonder leads real-world knowledge-work Elo by +146 on GDPval-AA (1770 vs 1624) and +172 on AA-Briefcase (1659 vs 1487) in the same AA harness.
Long-context tasksGemini 4 ArgonPrice-derivedBoth offer flat 1M context and zero cache-write fees, but Argon costs half as much per uncached and cached token ($2/$10/$0.10 vs $4/$20/$0.20) through Nov 30 and supports up to 1M output decode.
Quality-firstGemini 4 ArgonMeasuredEdges Muse Wonder on overall AA Intelligence Index v4.3.2 (53 vs 52) and Humanity's Last Exam (57% vs 50%), though Muse Wonder wins GDPval-AA and AA-Briefcase.
Budget-sensitive / high volumeGemini 4 ArgonMeasured$1.99 vs $4.52 per AA task during the introductory window through Nov 30, plus 50%-off Batch and Flex tiers.
Offline batch jobsGemini 4 ArgonPrice-derivedArgon publishes Batch and Flex tiers at $1.00/$5.00 ($0.05 cached) through Nov 30 ($2.00/$10.00 from Dec 1); Muse Wonder has no published Batch or Flex tier on Meta Model API.
Latency-sensitive productionMuse WonderMeasuredMuse Wonder has a published AA Time to First Answer Token of 60.82s (37.41s TTFT) and 85–115 tok/s output speed on Meta Model API.

Frequently asked questions

Is Muse Wonder a Google Gemini model or a Meta model?

Muse Wonder is a Meta model, not a Google Gemini model. Meta released Muse Wonder (muse-wonder-1.0) and Muse Wonder Full on October 12, 2026 via the Meta Model API (dev.meta.ai) and Muse Code. Google released Gemini 4 Argon (gemini-4-argon) the next day, October 13, 2026, via the Gemini API and Google AI Studio.

How do Muse Wonder and Gemini 4 Argon compare on API pricing?

Through November 30, 2026, Gemini 4 Argon is 50% cheaper on list rates: $2.00 input / $10.00 output / $0.10 cached read per 1M tokens (plus $1.00 / $5.00 Batch and Flex tiers), compared with Muse Wonder's $4.00 input / $20.00 output / $0.20 cached read on the Meta Model API. Starting December 1, 2026, Gemini 4 Argon's introductory window ends and its standard price steps up to $4.00 / $20.00 / $0.20 — matching Muse Wonder's exact standard rates.

Which model is better on independent benchmarks: Muse Wonder or Gemini 4 Argon?

On Artificial Analysis's same-harness Intelligence Index v4.3.2, Gemini 4 Argon (High) scores 53 overall vs 52 for API Muse Wonder (Max) (while subscription-only Muse Wonder Full scores 56). Argon leads on AutomationBench-AA (78% vs 68%), Terminal-Bench 4.0 (57% vs 52%), SciCode (62% vs 60%), and Humanity's Last Exam (57% vs 50%). However, Muse Wonder leads decisively on agentic knowledge-work Elo evaluations — GDPval-AA (1770 vs 1624) and AA-Briefcase (1659 vs 1487) — as well as PDF document reasoning (GDP.pdf 31% vs 22%).

Sources & freshness

  • Meta — Pricing and rate limits - Meta Model API (muse-wonder-1.0 standard pricing, caching, contributor mode)https://dev.meta.ai/docs/pricing-rate-limits · accessed 2026-10-13Muse Wonder (muse-wonder-1.0) Standard mode: $4.00 / 1M input tokens, $20.00 / 1M output tokens, $0.20 / 1M cached input tokens (95% discount on prefix cache hits; no explicit cache-write fee published; flat across 1,000,000-token context window). Contributor mode (discounted data-sharing mode available on muse-spark-1.3 at $0.10/$0.20) is explicitly NOT available for muse-wonder-1.0 on Model API (available only in Muse Code subscriptions). Rate limits: 3,000 RPM, 4,000,000 TPM per team. Web search grounding: $2.50 / 1,000 queries.
  • Google — Gemini 4 Argon API model documentation (gemini-4-argon specs, 1M unified context, long decode)https://ai.google.dev/gemini-api/docs/models/gemini-4-argon · published 2026-10-13 · accessed 2026-10-13Model code gemini-4-argon: unified 1,048,576 input+output token window, max output 65,536 synchronous default or up to 1,048,576 with background long decode. Thinking levels low/medium/high (default medium). Implicit caching only (95% discount above 4,096 tokens).
  • Google — Gemini Developer API pricing (Gemini 4 Argon standard/batch/flex/priority, context caching)https://ai.google.dev/gemini-api/docs/pricing · accessed 2026-10-13Gemini 4 Argon (gemini-4-argon) paid tier introductory pricing through 2026-11-30: Standard $2.00 input / $10.00 output / $0.10 context caching per 1M tokens ($4.00 / $20.00 / $0.20 starting 2026-12-01). Batch and Flex are 50% off ($1.00 / $5.00 / $0.05 through 2026-11-30; $2.00 / $10.00 / $0.10 starting 2026-12-01). Priority tier is 1.8x ($3.60 / $18.00 / $0.18 through 2026-11-30). Implicit caching only (explicit caching is not supported; no cache-write fee). Not available on the Free tier.
  • Artificial Analysis (independent) — Independent same-harness comparison: GPT-6.1 Sol vs Claude Opus 5.5 (Intelligence Index v4.3.2)https://artificialanalysis.ai/models/comparisons/gpt-6-1-sol-vs-claude-opus-5-5 · accessed 2026-10-10Independent same-harness evaluation of both models. Cost-per-task = weighted average per Intelligence Index task; reflects measured token verbosity. Effort configs as labeled by AA ('Sol (Max)' vs 'Opus 5.5 (Max, Default Fallback)').
  • Google DeepMind — Gemini 4 Argon Model Card (October 2026 evaluation table)https://deepmind.google/models/model-cards/gemini-4-argon/ · published 2026-10-13 · accessed 2026-10-13Official evaluation table comparing Gemini 4 Argon, GPT-6 Astra, Claude Fable 5.1, and Claude Opus 5.5 across Vals Index (68.9% vs 67.0% Opus), DeepSWE v1.1 (77.9% vs 74.2% Opus), Terminal-Bench 4.0 (57.4% vs 66.4% Opus), GraphWalks 256k-1M (84.2% vs 66.8% Opus), LABBench 2 (88.8% vs 73.1% Opus), and RiemannBench (76.0% vs 69.6% Opus). Knowledge cutoff March 2026.
  • Artificial Analysis (independent) — Independent same-harness comparison: Muse Wonder (Max) vs Claude Opus 5.5 (Intelligence Index v4.3.2)https://artificialanalysis.ai/models/comparisons/muse-wonder-vs-claude-opus-5-5 · published 2026-10-12 · accessed 2026-10-13Independent same-harness Intelligence Index v4.3.2 evaluation of Muse Wonder (Max): Index 52 (vs 58 Opus 5.5, 53 Gemini 4 Argon, 52 GPT-6.1 Sol; subscription-only Muse Wonder Full scores 56), cost per Intelligence-Index task $4.52 (54k output tokens/task, 134M output tokens to run Index, $5,733 total) vs $5.98 Opus 5.5 (119k output tokens/task, 260M total), output speed 85 tok/s, time to first answer token 60.82s vs 748.61s Opus 5.5.
  • Meta — Put your ideas to work with Muse Wonder and Muse Wonder Full (official release blog & benchmark table)https://dev.meta.ai/resources/blog/build-with-muse-wonder · published 2026-10-12 · accessed 2026-10-13Announces Muse Wonder (muse-wonder-1.0 on Meta Model API and Muse Code) and Muse Wonder Full (exclusively in Muse Code Power/Maximum Usage subscriptions, no pay-as-you-go API). Official evaluation table compares Muse Wonder Full (max), Muse Wonder (max), Claude Fable 5.1 (max), GPT-6 Astra (max), and Claude Opus 5.5 (max) across DeepSWE 1.1 (78.8% Wonder vs 74.2% Opus), SWE-Marathon (53.1% vs 46.3%), MemoryBench (85.6% vs 81.5%), Harvey LAB-AA (10.0% vs 4.2%), Terminal-Bench 4.0-AA (52.0% vs 59.6%), OSWorld V2.1 partial (72.6% vs 81.8%), and GDP.pdf (30.8% vs 30.6%).

Pricing data last verified 2026-10-13. OpenAI ships roughly weekly — re-verify before making spend commitments. See the methodology page for update cadence and stale-data flags.