Reported by The Decoder on . Summarized and analyzed by XAIPART Editorial.
What happened
Google's Gemini 4 Carbon and Anthropic's Fable 5.2 moved ahead of GPT-6.1 Sol on the MathArena AI mathematics benchmark, ending the recent run of leadership by an OpenAI model.S1 The source identifies both challengers as carrying higher costs than the model they displaced.S1
Gemini 4 Carbon reportedly cost 15 times more than GPT-6.1 Sol.S1 During testing, Gemini ignored the imposed time limit and almost never abandoned a task.S1 The source did not disclose the benchmark scores, absolute cost per run, testing configuration, number of attempts, or whether the reported behavior affected the final ranking.S1
| Metric | Reported value | Source |
|---|---|---|
| Gemini 4 Carbon cost relative to GPT-6.1 Sol | 15 times more | S1 |
| MathArena scores | Not disclosed | S1 |
| Absolute cost per benchmark run | Not disclosed | S1 |
Background timeline
- - The Decoder reported that Gemini 4 Carbon and Fable 5.2 had moved ahead of GPT-6.1 Sol on MathArena, with Gemini 4 Carbon carrying a reported cost of 15 times more than GPT-6.1 Sol.S1
XAIPART take
Technical impact
The result suggests that benchmark leadership can reward persistence on difficult mathematical tasks rather than simply completing them within a fixed time budget.S1 XAIPART analysis Engineers evaluating reasoning models should therefore distinguish raw answer accuracy from behavior under strict completion limits, because a system that continues beyond the test window may be unsuitable for latency-constrained production workflows. XAIPART analysis
Market impact
The reported 15-times cost multiple creates a material trade-off between benchmark leadership and affordable inference, although the source does not provide enough pricing detail to calculate cost per solved task. XAIPART analysis Procurement teams should request comparable workload pricing and success-rate data before treating a higher-ranked model as the better commercial choice. XAIPART analysis
Action
Engineers should rerun representative mathematical and design calculations under both strict latency limits and unrestricted completion budgets. XAIPART analysis Buyers should obtain cost-per-successful-task figures, rate limits, and failure data for Gemini 4 Carbon, Fable 5.2, and GPT-6.1 Sol before committing workloads or negotiating supply commitments. XAIPART analysis
XAIPART Forecast
XAIPART analysis Within 9 months, XAIPART expects Gemini 4 Carbon's MathArena cost per successful task to fall below 5 times GPT-6.1 Sol's cost; if it remains at or above 15 times, this forecast is wrong. XAIPART analysis This expectation reflects the possibility that efficiency improvements or pricing changes narrow the gap, but no such adjustment was disclosed in the source. XAIPART analysis
Facts are as reported by the cited source. The design-in, sourcing and forward-looking statements above are XAIPART's analysis, not the source's claims. The report is a single-source account, and benchmark scores, absolute pricing, test settings, and the cost of Fable 5.2 were not disclosed.
Corrections: none at publication. This brief will be updated with a timestamp if the source corrects its report.
Alternativas y ciclo de vida
| Pieza | Relación | Ciclo de vida | Base |
|---|---|---|---|
| — | No hay alternativa registrada FALTAN DATOS | — | Requiere match_type antes de que pueda aparecer cualquier etiqueta de predecesor |
Las etiquetas «predecesor» y «alternativa» proceden únicamente de un tipo de coincidencia registrado, un estado del ciclo de vida o el texto de la fuente. Cuando no hay coincidencia registrada, no se muestra ninguna etiqueta. Nuestros propios anuncios no son una referencia de mercado.
Qué hay que vigilar
| Afirmación | Umbral | Por | Estado |
|---|---|---|---|
| Within 9 months, XAIPART expects Gemini 4 Carbon's MathArena cost per successful task to fall below 5 times GPT-6.1 Sol's cost | it remains at or above 15 times | within 9 months | Pending |
Las previsiones que resultan erróneas se mantienen visibles y marcadas. No las eliminamos.
Piezas afectadas
Sin coincidencia en el catálogo. Esta historia no se corresponde con ninguna pieza listada actualmente en XAIPART. No inferimos coincidencias ni mostramos una lista de marcador de posición.
Presión de costes por dimensión
| Dimension | FRED series ID | Unit | Lag | As of |
|---|---|---|---|---|
| Input cost | PCOPPUSDM, PALUMUSDM, PNICKUSDM | USD/mt | 52 d | |
| Supply/demand | PCU334413334413, IPG3344S | index(1982=100) / index(2017=100) | 46 d | |
| FX & energy | DEXCHUS, DCOILBRENTEU, DHHNGSP | rate / USD/bbl / USD/MMBtu | 5 d |
No free authoritative interface for: gold · silver · rare earth · polysilicon · lithium carbonate · market share — listed rather than approximated.
Cómo se elaboró
Evidencia del proceso — obtención, verificación de fuentes, modelo y filtro
| Source fetched | The Decoder · the-decoder.com · 856 chars · fetch status success |
|---|---|
| Source sanity (S1) | ok — passed before any model call (no s1_ block recorded) |
| Model / prompt | MiniMax-M3.1-Flash · prompt Blog Agent - News Summary (v2.8-final) · 6,618 tokens · 17.4s · run completed |
| Gate | verdict pass · 6/6 applicable checks passed · spec v2.9 · C10 ratio 0.132316 · C10 rounds 0 |
| Time contract | 2 <time datetime> values in this brief — 0 violations (+08:00 or date-only) |
Cada fila anterior la produce el flujo de trabajo, no se escribe a mano.
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