Pairwise benchmark snapshot · Aug 17, 2026noindex (thin pair)

GPT-4o vs Mistral: Voxtral Small 24B 2507 benchmark

Name: GPT-4o vs Mistral: Voxtral Small 24B 2507 AI benchmark comparison
Creator: CompareLLM
License: https://creativecommons.org/licenses/by/4.0/

This page compares GPT-4o (OpenAI) and Mistral: Voxtral Small 24B 2507 (Mistral) using the latest snapshots we have as of Aug 17, 2026. Mistral: Voxtral Small 24B 2507 wins on output price at $0.3/1M. GPT-4o has the larger context window (128k tokens). Every cell below is a dated snapshot from a named public source — we do not invent missing scores, and we do not run SWE-bench ourselves.

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OpenAI

GPT-4o

Previous OpenAI flagship. Still a common compare baseline on legacy pages.

Elo 1,335$10/1M out

Mistral

Mistral: Voxtral Small 24B 2507

Auto-discovered from OpenRouter (mistralai/voxtral-small-24b-2507). Preview until a second source matches.

$0.3/1M out

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Model A

Model B

Quick vs:vs Claude Opus 4.5 vs Claude Opus 4.6 vs Claude Sonnet 4.5 vs Claude 3.7 Sonnet

Interactive Comparison Diagram

Matchup Breakdown

Tug-of-War Matchup Matrix

Category wins across intelligence, speed, and pricing efficiency.

GPT-4o (7)vsMistral: Voxtral Small 24B 2507 (2)

GPT-4o: 7W (78%)Overall: GPT-4oMistral: Voxtral Small 24B 2507: 2W (22%)

← GPT-4oMistral: Voxtral Small 24B 2507 →

GPT-4o (4/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Preference Elo

1,335vs—

Coding Elo

—vs—

SWE-bench

54.8%vs—

LiveBench

54.2%vs—

GPQA Diamond

73.2%vs—

GPT-4o: 4WMistral: Voxtral Small 24B 2507: 0W

GPT-4o (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed

110 tok/svs—

Time to first token

180 msvs—

GPT-4o: 2WMistral: Voxtral Small 24B 2507: 0W

Mistral: Voxtral Small 24B 2507 (2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price

$10/1Mvs$0.3/1M

Input price

$2.5/1Mvs$0.1/1M

Context window

128kvs32k

GPT-4o: 1WMistral: Voxtral Small 24B 2507: 2W

Capability Matchup Radar

Multi-Dimensional Capability Radar

Each spoke is a skill. Farther from the center is better (0–100th percentile). Tap any dot to inspect details.

Tap any node to inspect

Percentile 0–100

Dimensional AdvantageGPT-4o 5/6

Preference Elo

No shared data

Throughput Speed

No shared data

Token Price Efficiency

Mistral: Voxtral Small 24B 2507

$9.70/1M cheaper

Full Benchmark Score Matrix

—

Elo

High is better

1,335

EloHigh is better

—

LiveBench

High is better

54.2%

LiveBenchHigh is better

—

SWE-bench

High is better

54.8%

SWE-benchHigh is better

—

GPQA

High is better

73.2%

GPQAHigh is better

—

TTFT

Low is better

180 ms

TTFTLow is better

—

Speed

High is better

110 tok/s

SpeedHigh is better

—

In $

Low is better

$2.50 / 1M

In $Low is better

$0.10 / 1M+2400%

Out $

Low is better

$10.00 / 1M

Out $Low is better

$0.30 / 1M+3233%

Context

High is better

+300%128k

ContextHigh is better

32k

Interactive Simulator (USD)

Workload Cost & Savings Calculator

Simulate monthly production API costs in USD (US Dollar).

Save up to 97% with Mistral: Voxtral Small 24B 2507

Monthly Volume50M tokens/mo

Quick Presets:

Token Ratio (In vs Out)70% In / 30% Out

RAG / Search (10% out)Coding / Chat (50% out)

GPT-4o$237.50 / mo

In: $87.5Out: $150

Mistral: Voxtral Small 24B 2507$8.00 / mo

In: $3.5Out: $4.5

Estimated Cost Delta

Mistral: Voxtral Small 24B 2507 is estimated to save $229.50/month ($2,754/year).

Based on 50M tokens (30% gen)

Key Selection Recommendations

1
Mistral: Voxtral Small 24B 2507:Pick Mistral: Voxtral Small 24B 2507 when you are optimizing output cost.

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatMistral: Voxtral Small 24B 2507

Lower output list price ($0.3/1M).

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGGPT-4o

Larger window (128k).

Screenshots / visionGPT-4o

GPT-4o is the side marked multimodal in the catalog.

Target Workload	Recommended Pick	Evaluation Rationale
Repo / coding agents	insufficient data	Need SWE-bench on both sides.
High-volume chat	Mistral: Voxtral Small 24B 2507	Lower output list price ($0.3/1M).
Voice / low-latency UI	insufficient data	Need TTFT on both sides.
Long-document RAG	GPT-4o	Larger window (128k).
Screenshots / vision	GPT-4o	GPT-4o is the side marked multimodal in the catalog.

Related Editorial Dispatches & Benchmark Notes

View all news

newsMay 13, 2024

GPT-4o stays as the 2024 compare anchor people still search

Deprecated for buying. Kept because “4o vs sonnet” is still a typed query.

Community Sentiment

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Community Discussions (0)

No comments posted on this matchup yet. Be the first to share an evaluation note!

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CompareLLM Matrix

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LIVE

OpenAI

GPT-4o

Elo 1,335

LiveBench54.2%

SWE-bench54.8%

Speed110 tok/s

Output cost$10/1M

Mistral

Mistral: Voxtral Small 24B 2507

Elo n/a

LiveBench—

SWE-bench—

Speed—

Output cost$0.3/1M

Frequently Asked Questions

Which is better overall, GPT-4o or Mistral: Voxtral Small 24B 2507?: We do not have preference Elo for both models, so we do not declare an overall winner. Compare the metrics that exist.
Which is better at coding, GPT-4o or Mistral: Voxtral Small 24B 2507?: SWE-bench is missing for at least one model, so we do not rank coding from a single number.
Which is cheaper to run in production?: Mistral: Voxtral Small 24B 2507 output tokens are $0.3/1M versus $10/1M. Input prices and retry rates still move the real bill.
Which is faster, GPT-4o or Mistral: Voxtral Small 24B 2507?: We do not have TTFT for both models.
Which has the larger context window?: GPT-4o accepts 128k tokens versus 32k.
Can I self-host either model?: Neither model is marked open-weights here. You are comparing hosted APIs.
Are these scores from CompareLLM’s own evals?: No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.
What does preference Elo mean on this page?: Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. GPT-4o and Mistral: Voxtral Small 24B 2507 Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Similar Head-to-Head Comparisons

All GPT-4o matchups →|All Mistral: Voxtral Small 24B 2507 matchups →

GPT-4o vs GPT-4 Turbo (previous gpt-flagship)GPT-4o vs OpenAI: o1 (next gpt-flagship)Mistral Large 3 vs GPT-4o GPT-5 vs GPT-4o GPT-4.5 Orion vs GPT-4o GPT-5.6 Sol vs GPT-4o

GPT-4o vs Mistral: Voxtral Small 24B 2507 benchmark

Interactive Comparison Diagram

Matchup Breakdown

Tug-of-War Matchup Matrix

Category wins across intelligence, speed, and pricing efficiency.

GPT-4o (7)vsMistral: Voxtral Small 24B 2507 (2)

GPT-4o: 7W (78%)Overall: GPT-4oMistral: Voxtral Small 24B 2507: 2W (22%)

← GPT-4oMistral: Voxtral Small 24B 2507 →

GPT-4o (4/5)

Intelligence & Reasoning

Preference Elo, Coding proficiency, SWE-bench & LiveBench accuracy

Preference Elo

1,335vs—

Coding Elo

—vs—

SWE-bench

54.8%vs—

LiveBench

54.2%vs—

GPQA Diamond

73.2%vs—

GPT-4o: 4WMistral: Voxtral Small 24B 2507: 0W

GPT-4o (2/2)

Speed & Latency

Generation throughput and time to first token responsiveness

Output speed

110 tok/svs—

Time to first token

180 msvs—

GPT-4o: 2WMistral: Voxtral Small 24B 2507: 0W

Mistral: Voxtral Small 24B 2507 (2/3)

Pricing & Capacity

Cost per million tokens and max context window length

Output price

$10/1Mvs$0.3/1M

Input price

$2.5/1Mvs$0.1/1M

Context window

128kvs32k

GPT-4o: 1WMistral: Voxtral Small 24B 2507: 2W

Recommended Workload Routing

Repo / coding agentsinsufficient data

Need SWE-bench on both sides.

High-volume chatMistral: Voxtral Small 24B 2507

Lower output list price ($0.3/1M).

Voice / low-latency UIinsufficient data

Need TTFT on both sides.

Long-document RAGGPT-4o

Larger window (128k).

Screenshots / visionGPT-4o

GPT-4o is the side marked multimodal in the catalog.

Target Workload	Recommended Pick	Evaluation Rationale
Repo / coding agents	insufficient data	Need SWE-bench on both sides.
High-volume chat	Mistral: Voxtral Small 24B 2507	Lower output list price ($0.3/1M).
Voice / low-latency UI	insufficient data	Need TTFT on both sides.
Long-document RAG	GPT-4o	Larger window (128k).
Screenshots / vision	GPT-4o	GPT-4o is the side marked multimodal in the catalog.

Frequently Asked Questions

Which is better overall, GPT-4o or Mistral: Voxtral Small 24B 2507?

We do not have preference Elo for both models, so we do not declare an overall winner. Compare the metrics that exist.

Which is better at coding, GPT-4o or Mistral: Voxtral Small 24B 2507?

SWE-bench is missing for at least one model, so we do not rank coding from a single number.

Which is cheaper to run in production?

Mistral: Voxtral Small 24B 2507 output tokens are $0.3/1M versus $10/1M. Input prices and retry rates still move the real bill.

Which is faster, GPT-4o or Mistral: Voxtral Small 24B 2507?

We do not have TTFT for both models.

Which has the larger context window?

GPT-4o accepts 128k tokens versus 32k.

Can I self-host either model?

Neither model is marked open-weights here. You are comparing hosted APIs.

Are these scores from CompareLLM’s own evals?

No. V1 aggregates public leaderboards (and optional first-party latency pings). Each cell names its source and date. Read /methodology.

What does preference Elo mean on this page?

Preference Elo is a crowd vote from LMArena / Arena. People see two hidden answers and pick the one they like more. The model that wins more often gets a higher Elo. That means people preferred it — not that it passed a school test. It is not SWE-bench, not accuracy, and not a number we invent. GPT-4o and Mistral: Voxtral Small 24B 2507 Elo cells are dated snapshots from the named source — we do not compute Arena ourselves.

Swap or Add Any Model to this Matchup

Interactive Comparison Diagram

Tug-of-War Matchup Matrix

Intelligence & Reasoning

Speed & Latency

Pricing & Capacity

Multi-Dimensional Capability Radar

No shared data

No shared data

Mistral: Voxtral Small 24B 2507

Full Benchmark Score Matrix

Workload Cost & Savings Calculator

Key Selection Recommendations

Recommended Workload Routing

Related Editorial Dispatches & Benchmark Notes

GPT-4o stays as the 2024 compare anchor people still search

Cast Your Matchup Vote

Community Discussions (0)

Share card

CompareLLM Matrix

GPT-4o

Mistral: Voxtral Small 24B 2507

Frequently Asked Questions

Related news

Similar Head-to-Head Comparisons

Swap or Add Any Model to this Matchup

Interactive Comparison Diagram

Tug-of-War Matchup Matrix

Intelligence & Reasoning

Speed & Latency

Pricing & Capacity

Multi-Dimensional Capability Radar

No shared data

No shared data

Mistral: Voxtral Small 24B 2507

Full Benchmark Score Matrix

Workload Cost & Savings Calculator

Key Selection Recommendations

Recommended Workload Routing

Related Editorial Dispatches & Benchmark Notes

GPT-4o stays as the 2024 compare anchor people still search

Cast Your Matchup Vote

Community Discussions (0)

Share card

CompareLLM Matrix

GPT-4o

Mistral: Voxtral Small 24B 2507

Frequently Asked Questions

Related news

Similar Head-to-Head Comparisons