Mistral Large 3 675B Instruct

Name: Mistral Large 3 675B Instruct
Author: MistralAI

Released

2025-12-01

Last refreshed

2026-06-29

Status

Researched 103d ago

Open sourceCommercial use: permittedMultimodalCodingRAGAgentsLong contextVisionClassificationJSON / Tool use

MistralAI releases · 17 in the last 12 months · this family litChangelog →

Specifications

Family: Mistral Large
Released: 2025-12-01
Context: 128k
Parameters: 675B
Architecture: Decoder Only
Knowledge cutoff: 2024-11
Specialization: general
Openness: Open source
License: Apache 2.0OSI-approvedCommercial use: permitted
Weights: Unknown
Code: Unknown
Training: Pretrained

Created by

MistralAI

Enterprise AI solutions for trust and transparency.

Paris, France

Founded 2023

Website

Pricing

Output / 1M

$1.50

Input / 1M

$0.500

Cheapest of 6 routes · AWS Bedrock

Providers(6)

OpenRouter AWS Bedrock NVIDIA NIM Mistral AI Studio Microsoft Foundry Vercel AI Gateway

View 6 provider routes

About

Mistral Large 3 675B Instruct is MistralAI's Mistral Large model. It offers a 128K-token context window and scores 70.2 on τ-bench.

Top use-case fit: coding, agents, and build tasks

Coding

Q/$ C

Agents

Q/$ B

Provider price ladder

Compare all 6

Compare API pricing across 4 providers for input and output tokens, batch, and cached reads when available.

Provider	Input / 1M	Output / 1M	Batch in / out	Cache	Route
AWS Bedrock	$0.500	$1.50	-	-	Serverless
Mistral AI Studio	$0.500	$1.50	$0.250 / $0.750	read $0.050	Serverless
OpenRouter	$0.500	$1.50	-	-	Serverless
Vercel AI Gateway	$0.500	$1.50	-	-	Serverless

Available via routers & gateways(15)

LiteLLM

Gateway

Open-source Python SDK and proxy server that unifies 100+ LLM APIs behind a single OpenAI-compatible interface, with load balancing, cost tracking, and configurable failover.

Free OSSMicrosoft FoundryMistral AI Studio

OpenRouter

Hybrid

Unified hybrid gateway to 400+ models from 60+ providers via a single OpenAI-compatible API, with optional auto-routing that selects the best model per prompt.

PassthroughMistral AI Studio

Portkey

Gateway

Production AI gateway routing to 1,600+ LLMs with failover, load balancing, semantic caching, and guardrails; Apache 2.0 core is fully self-hostable with the complete feature set.

SubscriptionMicrosoft FoundryMistral AI Studio

AIRouter

Router

Commercial LLM router that analyzes incoming requests and routes to the optimal model for cost/quality/latency via a drop-in OpenAI-compatible API, with a privacy-preserving embedding mode that avoids sending prompt content.

Passthrough + feeMistral AI Studio

Amazon Bedrock Intelligent Prompt Routing

Router

AWS Bedrock's native intelligent prompt router that routes prompts between Anthropic Claude model tiers (Haiku/Sonnet) based on predicted task complexity, with no extra per-routing charge.

PassthroughAWS Bedrock

Azure AI Foundry Model Router

Router

Microsoft Azure AI Foundry's native model router that uses a trained ML model to route each prompt in real time to the optimal Azure-hosted model, with Balanced/Cost/Quality mode selection and automatic failover.

PassthroughMicrosoft Foundry

Capabilities

VisionMultimodalStructured Outputs

Benchmark peer barsfor Coding

HumanEvalRank 12 of 97

Claude Sonnet 4.6

98.0

96.7

Claude Opus 4.6

95.0

Grok-3

94.5

Mistral Large 3 675B Instructcurrent

92.0

LiveCodeBenchRank 22 of 56

DeepSeek V4 Pro

93.5

Gemini 3.1 Pro Preview

91.7

DeepSeek V4 Flash

91.6

Qwen3.7-Max

91.6

Mistral Large 3 675B Instructcurrent

82.8

Benchmark scores(5)

Scores are benchmark-specific and are direction-aware: the same numeric gap can mean very different outcomes across suites. Use the leaderboard context and this model's provider route to decide whether the winning margin is meaningful for your workload.

Benchmark	Score	Version	Evaluation	Source
τ-bench	70.2	τ-benchObserved 2026-04-24	—	Source
MMLU PRO	85.5	—Observed 2025-12-01	—	Source
Google-Proof Q&A	43.9	—Observed 2025-12-01	—	Source
HumanEval	92.0	—Observed 2025-12-01	—	Source
LiveCodeBench	82.8	—Observed 2025-12-01	—	Source