Which is cheaper, GPT-5.1 Codex High or MiniMax M2.5?
As of August 20, 2026, MiniMax M2.5 is 87% cheaper on blended LLM API pricing. MiniMax M2.5 costs $0.30 per million input tokens and $1.20 per million output tokens ($1.50 blended 1M-in + 1M-out). GPT-5.1 Codex High costs $1.25 / $10.00 per million tokens ($11.25 blended). Sources: https://developers.openai.com/api/docs/pricing and https://anotherwrapper.com/tools/llm-pricing. The cheapest LLM for your app still depends on how many output tokens you generate.
How much does GPT-5.1 Codex High vs MiniMax M2.5 cost per million tokens?
GPT-5.1 Codex High OpenAI API pricing is $1.25 input and $10.00 output per million tokens via OpenAI. MiniMax M2.5 MiniMax API pricing is $0.30 input and $1.20 output per million tokens via MiniMax. Use those four numbers, not ChatGPT Plus or Claude Pro subscription prices, when you are comparing APIs.
Which is better for coding, GPT-5.1 Codex High or MiniMax M2.5?
MiniMax M2.5 has a published SWE-bench Verified score of 80.2%. GPT-5.1 Codex High does not have that eval on this page yet.
What is the context window for GPT-5.1 Codex High vs MiniMax M2.5?
GPT-5.1 Codex High supports a 400K token context window, while MiniMax M2.5 supports 1M tokens. MiniMax M2.5 offers a larger context window. Filling a larger window bills more input tokens, so the cheaper-per-million model can still cost more on long documents.
Which model performs better on benchmarks, GPT-5.1 Codex High or MiniMax M2.5?
GPT-5.1 Codex High leads on 1 of 1 shared benchmarks versus MiniMax M2.5's 0 wins. Check the comparison table for GPQA Diamond, SWE-bench, MMLU, HLE, and the other evals we track. Token price and benchmark score together are the usual LLM comparison, not either number alone.
Is GPT-5.1 Codex High or MiniMax M2.5 better for production use?
Both GPT-5.1 Codex High and MiniMax M2.5 are production API models. For cost-sensitive production traffic, MiniMax M2.5 has better economics on the blended 1M-in + 1M-out scale. For maximum capability, weight the benchmark table for your domain. Many production stacks route cheap models for drafts and a frontier model for the hard turn, which is usually cheaper than sending everything to the expensive API.
Can I switch between GPT-5.1 Codex High and MiniMax M2.5 in my app?
Yes. Call GPT-5.1 Codex High through OpenAI and MiniMax M2.5 through MiniMax with separate API keys, or through a gateway that already wraps both. Keep prompts in tokens, not characters, when you estimate the invoice. AnotherWrapper templates can swap providers without rewriting auth and billing.
How accurate is this GPT-5.1 Codex High vs MiniMax M2.5 pricing data?
List rates are the latest published OpenAI API pricing and MiniMax API pricing, quoted per million tokens. Official rate sheets: https://developers.openai.com/api/docs/pricing and https://anotherwrapper.com/tools/llm-pricing. Prompt caching, batch APIs, and committed-use discounts can change the invoice. Benchmark scores are from official publications and independent evals, updated as new numbers land.
What is the output token limit for GPT-5.1 Codex High and MiniMax M2.5?
GPT-5.1 Codex High supports up to 128K output tokens per request, while MiniMax M2.5 supports up to 1M output tokens. Output tokens are usually the expensive half of API pricing, so a higher max output cap is a capability, not a discount.
Which model has better throughput, GPT-5.1 Codex High or MiniMax M2.5?
GPT-5.1 Codex High runs at approximately 50 tokens/second while MiniMax M2.5 runs at 100 tokens/second. MiniMax M2.5 is faster in raw throughput. Throughput (tokens per second) and time-to-first-token are why two models with the same per-million-token price can still feel different in chat and agents.
How do I switch the models in this GPT-5.1 Codex High vs MiniMax M2.5 comparison?
Use the model pickers at the top of this LLM comparison. Search any model in the index and the URL updates. Open GPT-5.1 Codex High or MiniMax M2.5 from the sidebar for the single-model API pricing page, or go back to the LLM pricing table to sort by cheapest blended cost.
