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text model comparison

GPT-6.1 Terra vs Mistral Large 4

GPT-6.1 Terra and Mistral Large 4 are both current text models, from OpenAI and Mistral AI. Mistral Large 4 is 30% cheaper per 1M input tokens than GPT-6.1 Terra, $0.70 vs $1. On Arena WebDev, GPT-6.1 Terra scores 1673 Elo and Mistral Large 4 1544 Elo (Arena, measured October 28, 2026). GPT-6.1 Terra has the larger context window, 1,050,000 vs 1,000,000 tokens.

Higher Arena WebDev
GPT-6.1 Terra1673 Elo against 1544 Elo
Lower price per 1M input tokens
Mistral Large 4$0.70 against $1
Longer context window
GPT-6.1 Terra1.05M tokens against 1M tokens
Newer release
GPT-6.1 TerraOct 2026 against Oct 2026

Data verified November 3, 2026 · Dataset 2026-11-03

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Side by side

GPT-6.1 Terra and Mistral Large 4, line by line

Prices in effect today, compared at the same tier wherever both list one. The better value in each row is highlighted.

FactGPT-6.1 TerraMistral Large 4
Price
Price per 1M input tokens$1$0.70 (better)
Price per 1M output tokens$5$2.10 (better)
Independent benchmarks
Arena WebDev1673 Elo (#10 of 45) (better)1544 Elo (#32 of 45)
FrontierMath Tiers 1-3 (v2)90.9% (#4 of 42) (better)46.3% (#36 of 42)
GPQA Diamond94.3% (#7 of 41) (better)90.2% (#28 of 41)
SimpleQA Verified57.3% (#15 of 38) (better)22.4% (#36 of 38)
Arena TextNot measured1432 Elo (#40 of 51)
Specs
ProviderOpenAIMistral AI
Release dateOctober 26, 2026October 6, 2026
AccessAPI onlyAPI and open weights
Context window1,050,000 tokens1,000,000 tokens
Max output128,000 tokensNot reported
Inputtext, imagetext, image
Outputtexttext

Scores:Arena · 2026-11-03Epoch AI · 2026-11-03

Open both in the interactive comparison

Charts

Against every current text model

Where GPT-6.1 Terra and Mistral Large 4 land among the current models of their task, on every independent benchmark, on price and on context.

Where each stands

On Arena WebDev, GPT-6.1 Terra ranks #10 and Mistral Large 4 #32 of 45 current models. Each bar is the share of current models it beats: on score, price and context.

GPT-6.1 Terra and Mistral Large 4 among the current text models, one row per benchmark, price and context window.

Independent benchmarks

Arena Text

GPT-6.1 Terra: Not scored

Mistral Large 4:#40of 51

1,432 Elo · ahead of 22%

Arena WebDev

GPT-6.1 Terra:#10of 45

1,673 Elo · ahead of 80%

Mistral Large 4:#32of 45

1,544 Elo · ahead of 30%

FrontierMath Tiers 1-3 (v2)

GPT-6.1 Terra:#4of 42

90.9% · ahead of 93%

Mistral Large 4:#36of 42

46.3% · ahead of 15%

GPQA Diamond

GPT-6.1 Terra:#7of 41

94.3% · ahead of 83%

Mistral Large 4:#28of 41

90.2% · ahead of 30%

SimpleQA Verified

GPT-6.1 Terra:#15of 38

57.3% · ahead of 62%

Mistral Large 4:#36of 38

22.4% · ahead of 5%

Price and context

Price per 1M input tokens

GPT-6.1 Terra:#21of 52

$1 · cheaper than 59%

Mistral Large 4:#19of 52

$0.70 · cheaper than 65%

Price per 1M output tokens

GPT-6.1 Terra:#27of 52

$5 · cheaper than 49%

Mistral Large 4:#16of 52

$2.10 · cheaper than 71%

Context window

GPT-6.1 Terra:#1of 64

1.05M tokens · longer than 86%

Mistral Large 4:#26of 64

1M tokens · longer than 22%

Quality against price

Arena Text · measured October 28, 2026

Mistral Large 4 scores 1,432 at $1.05 (blended price per 1M tokens). The line joins the current models no other beats on both price and Arena Text score; hover any point to name it.

Quality against priceArena Text score against price for 43 text models, GPT-6.1 Terra and Mistral Large 4 marked.1,2501,3001,3501,4001,4501,5001,550$0.30$1$3$10MOST ATTRACTIVE QUADRANTMedian price $3Median 1,475Blended price per 1M tokens (3 input : 1 output), log scaleArena Text (Elo)Mistral Large 4
Quality against price: the data
Arena Text score against price for 43 text models, GPT-6.1 Terra and Mistral Large 4 marked.
ModelProviderBlended price per 1M tokensArena Text (Elo)
Gemini 4 ArgonGoogle$41,520
Claude Opus 5.5Anthropic$81,509
Muse WonderMeta$81,507
Claude Fable 5Anthropic$201,504
Claude Fable 5.1Anthropic$201,504
Gemini 3.8 FlashGoogle$1.501,496
Muse Spark 1.3Meta$21,495
Claude Opus 5Anthropic$101,492
Kimi K3Moonshot Kimi$61,488
GPT-5.6 SolOpenAI$81,485
Gemini 3.6 FlashGoogle$31,483
GPT-5.5OpenAI$111,482
Claude Opus 4.8Anthropic$101,482
Qwen3.8-MaxAlibaba Qwen$31,482
GPT-6.1 SolOpenAI$41,481
GLM-5.3Z.ai$2.151,481
MiMo-V2.6-ProXiaomi MiMo$0.541,480
Claude Sonnet 5.5Anthropic$41,477
GLM-5.3-FlashZ.ai$0.241,477
GPT-6 AstraOpenAI$201,476
DeepSeek-V4.1-FlashDeepSeek$0.521,476
GPT-5.4OpenAI$5.631,475
Gemini 3 Flash PreviewGoogle$1.131,473
Grok 4.20xAI$1.561,472
GPT-5.6 TerraOpenAI$4.501,467
Grok 4.5xAI$31,465
DeepSeek-V4-ProDeepSeek$1.981,465
Claude Sonnet 5Anthropic$41,462
GPT-6 SolOpenAI$41,458
Gemini 3.5 Flash-LiteGoogle$0.851,456
Grok 4.6xAI$31,455
GPT-5.6 LunaOpenAI$0.451,453
MiMo-V2.6-FlashXiaomi MiMo$0.181,448
Step 5 PreviewStepFun$1.431,448
Grok 4.3xAI$1.561,442
GPT-6 LunaOpenAI$0.201,441
Grok 4.7xAI$31,441
Mistral Large 4Mistral AI$1.051,432
Claude Haiku 5.5Anthropic$0.201,425
GPT-4.1OpenAI$3.501,415
Solar Pro 4Upstage$0.521,388
GPT-4.1 miniOpenAI$0.701,383
GPT-4.1 nanoOpenAI$0.181,322

Cost

What each costs

Example workloads at each provider's listed rates, then every other rate either one lists. The cheaper figure in each row is highlighted.

The same work, priced

For 10M input and 2M output tokens, GPT-6.1 Terra costs 1.8 times as much as Mistral Large 4, at each provider's listed rates.

What GPT-6.1 Terra and Mistral Large 4 cost for the same work, at the rates each provider lists.
  • 10M input and 2M output tokens

    GPT-6.1 Terra costs 1.8× as much

    GPT-6.1 Terra
    $20
    Mistral Large 4
    $11.20
  • The same, with 9M of the input tokens cached

    GPT-6.1 Terra costs 2.1× as much

    GPT-6.1 Terra
    $11.45
    Mistral Large 4
    $5.53
Workload or rateGPT-6.1 TerraMistral Large 4
Example workloads
10M input and 2M output tokens$20$11.20 (better)
The same, with 9M of the input tokens cached$11.45$5.53 (better)
Other listed rates
1M input tokens, cached$0.05 (better)$0.07
1M input tokens, prompts over 272K tokens$2Not listed
1M output tokens, prompts over 272K tokens$7.50Not listed

Your own bill will differ. These figures use list prices and example workloads. The AI Model Cost Audit reviews your real usage, shortlists models that score as well for each task for less, and estimates the savings.

Launch price $100, regular price $150

Book the cost audit

Verdict

When to choose each

GPT-6.1 Terra

Where it leads

  • Higher Arena WebDev score, 1673 Elo vs 1544 Elo
  • Higher FrontierMath Tiers 1-3 (v2) score, 90.9% vs 46.3%
  • Higher GPQA Diamond score, 94.3% vs 90.2%
  • Higher SimpleQA Verified score, 57.3% vs 22.4%
  • Larger context window 1,050,000 vs 1,000,000 tokens
  • Cheaper cached input, $0.05 vs $0.07 per 1M tokens

Best for

  • Computer-use and tool-calling agents at half GPT-6.1 Sol's price
  • High-volume reasoning work that stays under the 272K long-context threshold

Watch out for

  • Prompts over 272,000 input tokens bill the whole request at $2 input and $7.50 output per 1M tokens
  • Reads text and images only: audio and video input are not supported

Mistral Large 4

Where it leads

  • Lower input and output prices, $0.70 and $2.10 vs $1 and $5 per 1M tokens
  • Open weights you can run yourself

Best for

  • Self-hosted or European data-residency deployments that want a frontier-scale multimodal model
  • Coding and security agents where open weights and a low API price both matter

Watch out for

  • The API model is still labelled a public preview, and the open weights are a further-trained build of the October 6 preview
  • Businesses that sell it as a hosted model service need a separate commercial licence from Mistral
  • Running the open weights moves cost to your own GPUs, which the token rates here do not represent
  • Epoch AI measured 22.4% on SimpleQA Verified for the open-weight build, low for its size, so check factual recall on your own questions

From benchmark to production

Building on GPT-6.1 Terra or Mistral Large 4?

Public scores rarely hold on your own data. We test both models on your real tasks, then build the agent or pipeline around the one that wins.

AI Model Cost AuditLaunch price $100, regular price $150What the audit includes

FAQ

GPT-6.1 Terra vs Mistral Large 4 FAQ

Which is cheaper, GPT-6.1 Terra or Mistral Large 4?

Mistral Large 4 is 30% cheaper per 1M input tokens than GPT-6.1 Terra, $0.70 vs $1. For 10M input and 2M output tokens, GPT-6.1 Terra costs $20 and Mistral Large 4 $11.20 at standard rates.

Which is cheaper with prompt caching, GPT-6.1 Terra or Mistral Large 4?

GPT-6.1 Terra charges $0.05 per 1M cached input tokens, 95% below its standard input rate, and Mistral Large 4 $0.07, 90% below. With 9M of 10M input tokens cached and 2M output tokens, GPT-6.1 Terra costs $11.45 and Mistral Large 4 $5.53.

Which scores higher on independent benchmarks, GPT-6.1 Terra or Mistral Large 4?

GPT-6.1 Terra leads on Arena WebDev, 1673 Elo to 1544 Elo; GPT-6.1 Terra leads on FrontierMath Tiers 1-3 (v2), 90.9% to 46.3%; GPT-6.1 Terra leads on GPQA Diamond, 94.3% to 90.2%. Scores are independent evaluations, not either vendor's launch figures.

Which has the larger context window, GPT-6.1 Terra or Mistral Large 4?

GPT-6.1 Terra has the larger context window, 1,050,000 vs 1,000,000 tokens.

Can I run GPT-6.1 Terra or Mistral Large 4 myself?

Mistral Large 4 is released as open weights you can run yourself; GPT-6.1 Terra is available through its provider's API only.

Production evaluation

Choosing between GPT-6.1 Terra and Mistral Large 4?

Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.

  • A head-to-head evaluation on your real workload
  • Routing between models by cost and difficulty