GPT-4.1
OpenAI · Released Apr 2025
Recommended
The default migration target for GPT-4 Turbo workloads: same request shape, lower cost, 1M-token context — convert legacy function_call payloads to the tools format and move on.
Is it right for you?
How it performs by task
Coding
Very Good
Strong instruction following on diffs and long files; the practical floor for production coding work
Agents
Very Good
Reliable tools-format function calling; legacy function_call payloads are rejected — convert before migrating
Long documents
Very Good
1M-token context handles full-corpus passes that needed chunking on GPT-4 Turbo
Pricing
Input
$2 / 1M tokens
Output
$8 / 1M tokens
Context
1M tokens
Verified 2026-06-12View full pricing
Sources
- OpenAI GPT-4.1 announcementJun 2026
- OpenAI PricingMay 2026