OpenAI launches GPT-4.1 API models for coding and agents
OpenAI released GPT-4.1, GPT-4.1 mini and GPT-4.1 nano to all API developers with stronger coding, instruction following, function calling and million-token context at lower cost.
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Why it moved the index
Broad API access to stronger coding, tool use and long-context reliability materially improves practical agent construction and software-task automation across three price tiers.
Assessment history
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R1
Toward 52 · confidence 96
New exact API model family with no durable identity or event collision.
12 Aug 2026
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DoomBench assesses “OpenAI launches GPT-4.1 API models for coding and agents” as evidence moving toward doom, with magnitude 52 and confidence 96 out of 100 in the capability gains category.
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The DoomBench assessment of “OpenAI launches GPT-4.1 API models for coding and agents” is based on reporting from OpenAI and records the editorial rationale, source quality, attribution, and revision history.
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DoomBench summarizes “OpenAI launches GPT-4.1 API models for coding and agents” as follows: OpenAI released GPT-4.1, GPT-4.1 mini and GPT-4.1 nano to all API developers with stronger coding, instruction following, function calling and...
https://www.doombench.com/news/openai-launches-gpt-4-1-api-models-for-coding-and-agents-2025-04-14