Mercury 2 vs Mistral Medium 3.1
Detailed technical comparison between Mercury 2 (Inception AI) and Mistral Medium 3.1 (Mistral). Review live API token pricing, context window capabilities, time-to-first-token latency, and verified benchmark scores side-by-side.
Comparison Snapshot
Mistral Medium 3.1
131,072 tokensTie
Equal CapabilityTie
Equal SpeedMercury 2
$0.25 / MTokMercury 2
Mercury 2 is an extremely fast reasoning LLM, and the first reasoning diffusion LLM (dLLM). Instead of generating tokens sequentially, Mercury 2 produces and refines multiple tokens in parallel, achieving...
Mistral Medium 3.1
Mistral Medium 3.1 is an updated version of Mistral Medium 3, which is a high-performance enterprise-grade language model designed to deliver frontier-level capabilities at significantly reduced operational cost. It balances...
Technical Specifications
🏆 = Superior Spec| Specification | Mercury 2 | Mistral Medium 3.1 |
|---|---|---|
| Provider | Inception AI | Mistral |
| Context Window | 128,000 tokens | 131,072 tokens🏆 |
| Agent Suitability | Not yet benchmarked | Not yet benchmarked |
| Time to First Token (TTFT) | No public TTFT data | No public TTFT data |
| Deployment Model | managed api | self hostable |
| Production Stability | Stable GA (est.) | Stable GA (est.) |
| API Available | Yes | Yes |
| Released Date | 2026-03-04 | 2025-08-13 |
API Pricing Comparison
Input Price per Million Tokens
Mercury 2
$0.25
Mistral Medium 3.1
$0.40
Output Price per Million Tokens
Mercury 2
$0.75
Mistral Medium 3.1
$2.00
💡 Cost Ratio: Mercury 2 is 1.6x cheaper per input token than Mistral Medium 3.1.
Want to test both models live?
Run side-by-side prompt benchmarks in our dynamic multi-model Sandbox. Compare execution speeds, latency metrics, and compute actual costs in real-time.
Benchmark Performance Metrics
Standardized Scores (0–100%)Scores show verified raw accuracy percentages across standardized AI evaluation suites. Higher bars indicate superior performance in that domain.
Mercury 2 Quirks & Gotchas
No developer gotchas reported.
Mistral Medium 3.1 Quirks & Gotchas
No developer gotchas reported.
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