$2 per 1M input tokens and $8 per 1M output tokens.
There is no free API; the cheapest paid price is $2 per 1M input tokens.
#100 of 188 in Chat & Knowledge, #23 of 24 in Coding, #9 of 39 in Agents & Tool Use, #87 of 187 in Writing & Language.
On SWE-bench Verified · Epoch, GPT-4.1 (2025-04-14) scores 48.5 vs 57.6 — lower.
Through the OpenAI API.
1M tokens.
Released 2025-04-14. It has been superseded by GPT-6 Luna.
It accepts text and images as input.
GPT-4.1 (2025-04-14) is a language model from OpenAI, released Apr 2025.
GLM 5.2 (cheaper).