GPT-5.6 Terra VS Mistral Medium 3.5
OpenAI · Mistral · AI Models · Updated Jul 26, 2026
Side-by-Side Breakdown
| Feature | GPT-5.6 Terra | Mistral Medium 3.5 | Winner |
|---|---|---|---|
| Input Price | $2.50/1M tkns | $1.50/1M tkns | ✓ Mistral Medium 3.5 |
| Output Price | $15.00/1M tkns | $7.50/1M tkns | ✓ Mistral Medium 3.5 |
| Provider | OpenAI | Mistral | — |
| Category | ai-model | ai-model | — |
| context window | 1050000 | 262144 | |
| modalities | text+image+file->text | text+image+file->text | |
| vision | true | true | |
| Overall Winner | 🏆 | Mistral Medium 3.5 |
GPT-5.6 Terra vs Mistral Medium 3.5: Quick Summary
Mistral Medium 3.5 is the more affordable choice. GPT-5.6 Terra costs $2.50/1M tkns vs Mistral Medium 3.5 at $1.50/1M tkns (Input Price). Mistral Medium 3.5 is 66.7% cheaper. Pricing verified as of Jul 26, 2026 — always confirm on the provider's official pricing page before committing.
GPT-5.6 Terra vs Mistral Medium 3.5: Full Pricing Analysis
On headline price, Mistral Medium 3.5 is the cheaper option: $1.50/1M tkns versus $2.50/1M tkns for GPT-5.6 Terra (Input Price) — about 40% less. At a scale of one million per 1M tokens, that difference works out to roughly $1,500.00 with Mistral Medium 3.5 against $2,500.00 with GPT-5.6 Terra. For high-volume workloads that gap compounds quickly, so if your usage is predictable and large, Mistral Medium 3.5 is the more economical default.
Price isn’t the whole story, though. GPT-5.6 Terra (OpenAI) sits at the higher price point, which is often justified by broader features, stronger delivery/SLA guarantees, or a more mature developer experience. If you need those capabilities, the premium can pay for itself. Choose Mistral Medium 3.5 when cost-per-unit is the priority and your requirements are straightforward; choose GPT-5.6 Terra when reliability, tooling, or ecosystem fit matter more than shaving the per-unit rate.
Beyond price, the two differ on context window (1050000 vs 262144), modalities (text+image+file->text vs text+image+file->text) and vision (true vs true). Check those specs against your actual requirements before committing — the cheaper option is only the better deal if it also meets your technical needs.
Pricing shown is Input Price as published by each provider and verified Jul 26, 2026. Providers change prices and introduce free tiers and volume discounts frequently — always confirm the current rate on OpenAI’s and Mistral’s official pricing pages before you commit.