GPT-5.4on Krater.ai
GPT-5.4 is OpenAI’s latest frontier model, unifying the Codex and GPT lines into a single system. It features a 1M+ token context window (922K input, 128K output) with support for
Released March 5, 2026
Specifications
GPT-5.4 at a glance
Context
1.1M tokens
Max output
128K tokens
Input
Text, Image, File
Output
Text
Input price
$2.50 / 1M
Output price
$15.00 / 1M
Krater rank
#70
Capabilities
What it is good at
Catalog capabilities
- Accepts image input
- Generates text responses
- Supports tool calling
- Supports structured outputs
Good for
Benchmarks
Catalog data, not Krater benchmarks.
Coding index score
71.1
Agentic index score
44.2
Intelligence index score
53.1
Design Arena asciiart rank
#18
Design Arena svg rank
#19
Compare
Compare GPT-5.4
GPT-5.4 vs GPT Chat Latest
GPT Chat Latest points to OpenAI's stable API alias chat-latest that always resolves to the latest Instant chat model used in ChatGPT. As OpenAI rolls out new Instant model updates
Open comparisonGPT-5.4 vs GPT-4o (2024-11-20)
The 2024-11-20 version of GPT-4o offers a leveled-up creative writing ability with more natural, engaging, and tailored writing to improve relevance & readability.
Open comparisonGPT-5.4 vs GPT-5 Nano
GPT-5-Nano is the smallest and fastest variant in the GPT-5 system, optimized for developer tools, rapid interactions, and ultra-low latency environments.
Open comparisonFAQ
Questions about GPT-5.4
Clear answers based on the model catalog and Krater access.
Use GPT-5.4 in your API
Connect with Krater's unified API.