MistralCodingReleased 9 December 2025
Devstral 2 2512 pricing, context and benchmark
Devstral 2 is a state-of-the-art open-source model by Mistral AI specializing in agentic coding.
262K
Input context
210K
Output context
$0.4
Official input
$2
Official output
n/a
AA index
01 · Model Overview
Everything that matters, in one table
Context, pricing, cache, modalities and tooling, from the model registry and Artificial Analysis.
| Model | Devstral 2 2512 |
| Model ID | mistralai/devstral-2512 |
| Provider | Mistral |
| Release date | 9 December 2025 |
| Status | Generally available |
| Input context | 262,144 tokens |
| Output context | 209,715 tokens |
| Official input pricing | $0.4 per 1M tokens |
| Official output pricing | $2 per 1M tokens |
| Cache read pricing | Not published |
| Market input pricing | $0.4 per 1M (cheapest route) |
| Market output pricing | $2 per 1M (cheapest route) |
| Input modalities | text · file |
| Output modalities | text |
| Reasoning control | Not exposed |
| Tool support | Text generation only |
| Tokenizer | Mistral |
| Provider routes | 1 endpoint |
| Artificial Analysis index | Not published |
| Speed | Not published |
| Knowledge cutoff | Not publicly stated |
Input and output support
| Modality | Input | Output | Billed at |
|---|---|---|---|
| Text | ✓ yes | ✓ yes | $0.4 in |
| Image | no | no | not supported |
| Audio | no | no | not supported |
| Video | no | no | not supported |
| File (PDF) | ✓ yes | no | $0.4 in |
02 · Overview
What is Devstral 2 2512?
Devstral 2 is a state-of-the-art open-source model by Mistral AI specializing in agentic coding.
It is a 123B-parameter dense transformer model supporting a 256K context window.
Devstral 2 supports exploring...
Devstral 2 2512 carries a 262K token window, uses the Mistral tokenizer and is served by Mistral. On Hoodgen it sits in the Coding tier of the model menu next to its siblings, so you can switch mid conversation without losing the thread.
03 · Release
Release and what changed from the previous version
Released9 December 2025
| Property | Ministral 3 8B 2512 | Devstral 2 2512 | Change |
|---|---|---|---|
| Released | 2025 | 2025 | Same release window |
| Context | 262K | 262K | Unchanged |
| Max output | 210K | 210K | Unchanged |
| Input price | $0.15 | $0.4 | Higher |
| Output price | $0.15 | $2 | Higher |
| Input modalities | text, image | text, file | Unchanged |
| AA index | n/a | n/a | Newer benchmark run |
04 · Capabilities
Features and capabilities
▤
Files and PDFs
Documents go in as files rather than pasted text, keeping layout and tables intact.
07 · Use cases
What can you do with Devstral 2 2512?
Code generation
New modules, tests and migrations from a written spec.
Refactoring
Cross file renames and API migrations with the whole repo in context.
Code review
Diff review with reasons, not just lint output.
Pairing
In editor loops inside the Hoodgen Coding workspace.
09 · Pricing
Devstral 2 2512 pricing
Official pricing
List price
$0.4 / 1M in
$2 / 1M out
- 262K context
- text, file input
Cheapest route
$0.4 / 1M in
$2 / 1M out
- 1 route on OpenRouter
- What Hoodgen routes to first
- Same model, lower bill
Market pricing, every route
| Provider | Tier | Input | Output | Cache read | Uptime 24h |
|---|---|---|---|---|---|
| Mistral | standard | $0.4 | $2 | $0.04 | 100.0% |
API pricing and cost calculator
| Rate | Per call | Total | Credits |
|---|---|---|---|
| Cheapest route | $0.0067 | $3.34 | 3174 |
| List price | $0.0110 | $5.50 | 5225 |
10 · Developers
API and developer information
| Model ID | mistralai/devstral-2512 |
| Endpoint | https://openrouter.ai/api/v1/chat/completions |
| Parameters | prompt and max_tokens |
| Streaming | Yes, server sent events |
| Modality string | text+file->text |
| Max prompt tokens | 262,144 |
| Max completion tokens | 209,715 |
curl https://openrouter.ai/api/v1/chat/completions \
-H "Authorization: Bearer $OPENROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "mistralai/devstral-2512",
"messages": [{ "role": "user", "content": "Summarise this document." }],
"max_tokens": 1024
}'11 · Limitations
Model limitations
| Text only output | It cannot generate images, audio or video. Pair it with an image model on Hoodgen when you need visuals. |
| Output cap | 209,715 tokens per request. Long deliverables have to be chunked. |
| Benchmarks not published | Artificial Analysis does not publish an Intelligence Index for this release, so no benchmark score is claimed here. |
| Knowledge cutoff | The provider does not state a fixed cutoff for every release. Verify very recent events against search. |
12 · Comparison
Devstral 2 2512 vs other Mistral models
| Model | Context | Input /1M | Output /1M | AA index | Released |
|---|---|---|---|---|---|
| Devstral 2 2512 | 262K | $0.4 | $2 | n/a | 2025 |
| Mistral Large 3 2512 | 262K | $0.5 | $1.5 | n/a | 2025 |
| Mistral Medium 3.1 | 131K | $0.4 | $2 | n/a | 2025 |
| Ministral 3 8B 2512 | 262K | $0.15 | $0.15 | n/a | 2025 |
13 · Privacy
Privacy and data policy
- On Hoodgen, prompts and attachments answer that request and stay in your conversation history so you can reopen it. They are not used to train models.
- Requests route through OpenRouter to Mistral and are covered by that provider's API terms.
- Do not paste secrets or personal data you would not send to any hosted model.
14 · FAQ
Devstral 2 2512 questions, answered
Devstral 2 2512 is a coding model from Mistral, released 9 December 2025. Devstral 2 is a state-of-the-art open-source model by Mistral AI specializing in agentic coding.
✦
Start chatting with Devstral 2 2512
Free to try on Hoodgen AI, with a live credit estimate before every send. No API key, no setup.