Claude Sonnet 5.5 vs Mistral Small 3.1 24B

Pick up to 3 models · pricing, context and capabilities · simulate your product cost

Data updated on September 30, 2026· 217 models

AnthropicSonnet 5.5

Claude Sonnet 5.5 is Anthropic's Sonnet-class model for well-scoped everyday work, succeeding Claude Sonnet 5 as a direct upgrade.

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Reasoning estimated
▲
Speed estimated
Input
Output
Context
▲1 M tokens
Max output
▲128 K
Input, $ per 1M tokens
$2.00
Output, $ per 1M tokens
$10.00
Cache read, $ per 1M
$0.200
Batch (input / output)
$1.00 / $5.00
Tool calling
Yes
Released
▲09/28/2026
Knowledge cutoff
2026-06
API id
anthropic/claude-sonnet-5.5
Mistral3.1 24B

Mistral Small 3.1 24B Instruct is an upgraded variant of Mistral Small 3 (2501), featuring 24 billion parameters with advanced multimodal capabilities.

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Reasoning estimated
Speed estimated
▲
Input
Output
Context
128 K tokens
Max output
102 K
Input, $ per 1M tokens
▲$0.351
Output, $ per 1M tokens
▲$0.555
Cache read, $ per 1M
—
Batch (input / output)
—
Tool calling
Yes
Released
03/17/2025
Knowledge cutoff
—
API id
mistralai/mistral-small-3.1-24b-instruct
Third model (optional)
text image audio video PDF / file reasoning (1 to 5, estimated by family) speed (1 to 4, estimated by family)▲ best value among the selected

Which is the better API choice: Claude Sonnet 5.5 vs Mistral Small 3.1 24B?

  • Mistral Small 3.1 24B: cheapest input (82% less than Claude Sonnet 5.5)
  • Mistral Small 3.1 24B: cheapest output
  • Claude Sonnet 5.5: largest context (1 M)
  • Claude Sonnet 5.5: the newest (09/28/2026)
  • Claude Sonnet 5.5: most reasoning (estimated)
  • Mistral Small 3.1 24B: the fastest (estimated)

Mistral Small 3.1 24B costs 82% less on input and 94% less on output than Claude Sonnet 5.5 ($0.351 / $0.555 versus $2.00 / $10.00 per million tokens). Claude Sonnet 5.5 accepts more context (1 M). On capabilities, Claude Sonnet 5.5 has a reasoning mode. Claude Sonnet 5.5 offers a batch tier at half price for jobs that do not need an immediate answer.

What would your product cost?

Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.

Claude Sonnet 5.5
$70.00/mo
Mistral Small 3.1 24B
$7.49/mo

With Mistral Small 3.1 24B you save $62.52 a month versus Claude Sonnet 5.5 (89% less).

The 6 cheapest for this scenario (chat, last 12 months)

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  3. 3Qwen3.7 Flash Qwen$0.97
  4. 4DeepSeek V4 Flash 0731 DeepSeek$1.55
  5. 5Ministral 3 3B 2512 Mistral$1.90
  6. 6Qwen3.5-Flash Qwen$2.02

Paste your prompt: tokens and cost per model

Rough estimate (about 4 characters per token). Nothing is sent to any server.

76tokens approx.287 characters

Cost of sending it 1,000 times (input only)

  1. 1Mistral Small 3.1 24B Mistral$0.027
  2. 2Claude Sonnet 5.5 Anthropic$0.152
  3. 3Claude Sonnet 5 Anthropic$0.152
  4. 4Claude Opus 5.5 Anthropic$0.304
  5. 5Claude Opus 5 Anthropic$0.380
  6. 6Claude Opus 4.8 Anthropic$0.380
  7. 7Claude Fable 5.1 Anthropic$0.760
  8. 8Claude Fable 5 Anthropic$0.760

Popular comparisons

Frequently asked questions

Which is the better API choice: Claude Sonnet 5.5 vs Mistral Small 3.1 24B?

Mistral Small 3.1 24B costs 82% less on input and 94% less on output than Claude Sonnet 5.5 ($0.351 / $0.555 versus $2.00 / $10.00 per million tokens). Claude Sonnet 5.5 accepts more context (1 M). On capabilities, Claude Sonnet 5.5 has a reasoning mode. Claude Sonnet 5.5 offers a batch tier at half price for jobs that do not need an immediate answer.

Which is cheaper: Claude Sonnet 5.5 and Mistral Small 3.1 24B?

Mistral Small 3.1 24B is cheaper: $0.351 per million input tokens and $0.555 per million output tokens, versus $2.00 / $10.00 for Claude Sonnet 5.5.

Which has more context: Claude Sonnet 5.5 and Mistral Small 3.1 24B?

Claude Sonnet 5.5 accepts 1 M tokens of context; Mistral Small 3.1 24B accepts 128 K.

Which is newer: Claude Sonnet 5.5 and Mistral Small 3.1 24B?

Claude Sonnet 5.5 was released on 09/28/2026; Mistral Small 3.1 24B on 03/17/2025.

What would 10,000 requests a month cost with Claude Sonnet 5.5 and Mistral Small 3.1 24B?

With 1,500 input and 400 output tokens per request: Claude Sonnet 5.5: $70.00; Mistral Small 3.1 24B: $7.49 a month, at list price.

Where do the prices come from and how often are they updated?

From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.

What does price per million tokens mean?

It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.

Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.