---
title: "Mistral Medium 3.5 API pricing: ⁨$1.50⁩ in, ⁨$7.50⁩ out · DotsAgent"
description: "Mistral Medium 3.5 by Mistral AI: price per million input, cached and output tokens, context window, agent features and what a real agent task costs on it."
url: https://dotsagent.io/models/mistral-medium-3-5
---

[Mistral AI](https://dotsagent.io/providers/mistral)

· Flagship

# Mistral Medium 3.5 API pricing and specs

Mistral's main model for agents and coding, released as open weights, which replaces Medium 3.1, the Magistral models and Devstral 2.

Input

$1.50

Cached input

—

Output

$7.50

US dollars per million tokens, standard tier, short-prompt rate

Mistral publishes no per-model cached-input price. Enterprise API access costs 75% more than list.

## Spec sheet

- **API model string**: `mistral-medium-3-5`
- **Provider**: [Mistral AI](https://dotsagent.io/providers/mistral)
- **Context**: 256K tokens
- **Max output**: —
- **Released**: April 28, 2026
- **Batch API**: 50% off, results within hours
- **Documented agent features**: Tool callingStructured outputAdjustable reasoningImage input

## What a task costs

Four reference workloads priced at this model's list rates, with caching applied after the first call. Your numbers will differ; the calculator lets you change every assumption.

| Workload | Per task | Per 1,000 tasks |
| --- | --- | --- |
| Support bot 4 calls, short tool lookups | $0.068 | $68 |
| Coding agent 30 calls, files and test output | $5.31 | $5,310 |
| Browser agent 25 calls, screenshots and page text | $2.18 | $2,175 |
| Research agent 15 calls, long search results | $1.65 | $1,654 |

[Change the assumptions](https://dotsagent.io/cost#model=mistral-medium-3-5)

## Other Mistral AI models

- [Mistral Small 4](https://dotsagent.io/models/mistral-small-4): $0.15 / $0.60

## Similar cost elsewhere

Models from other providers whose cost on the 30-step coding workload is closest to this one.

- [Claude Fable 5.1](https://dotsagent.io/models/claude-fable-5-1): $7.76 per coding task

- [Claude Opus 5.5](https://dotsagent.io/models/claude-opus-5-5): $3.39 per coding task

- [Kimi K3](https://dotsagent.io/models/kimi-k3): $2.97 per coding task

- [GPT-6 Astra](https://dotsagent.io/models/gpt-6-astra): $9.89 per coding task

## Sources

1. [docs.mistral.ai](https://docs.mistral.ai/models/mistral-medium-3-5-26-04)/models/mistral-medium-3-5-26-04
2. [mistral.ai](https://mistral.ai/pricing/api/)/pricing/api/
3. [mistral.ai](https://mistral.ai/pricing)/pricing
4. [docs.mistral.ai](https://docs.mistral.ai/getting-started/models/models_overview/)/getting-started/models/models_overview/

Independent reference for people who build AI agents. Not affiliated with any vendor named here.

© 2026 DotsAgent · Facts checked October 1, 2026