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Merge Gateway

Devstral 2 API

Merge Gateway
About

Process massive datasets with Devstral 2, featuring an expansive 256K context window for long-document analysis. This model delivers cost-effective pricing at $0.40/1M input and $2.00/1M output tokens, native tool calling support, open weights architecture. Access Devstral 2 via the Merge Gateway API with up to 256K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
No
Structured Output
Yes
Tool Use
Yes
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
256K

Tokens

Input Limit
256K

Tokens

Max Output
256K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.40
Output
$2.00

Caching (per 1M tokens)

Read
$0.04
Frequently Asked Questions

Devstral 2 by Merge Gateway costs $0.40 per 1M input tokens and $2.00 per 1M output tokens. Cached reads cost $0.04 per 1M tokens.

Model Details
ID
mistral/devstral-2512
Provider
Merge Gateway
Family
devstral
Release Date
Dec 9, 2025
Knowledge Cutoff
Dec 1, 2025
API Integration
NPM Package
merge-gateway-ai-sdk-provider
Environment Variables
MERGE_GATEWAY_API_KEY
API Base URL
https://api-gateway.merge.dev/v1/ai-sdk
Documentation