OpenAI: GPT-5.4
by OpenAIOpenAI: GPT-5.4 is a large language model from OpenAI. It costs $2.50 per million input tokens and $15.00 per million output tokens. Its context window is 1.1M tokens.
- Input / 1M tokens
- $2.50
- Output / 1M tokens
- $15.00
- Cached input / 1M
- $0.250
- Context window
- 1.1M
On repeated prefixes
tokens
This model also charges $0.01 per search request
That is $10.00 per 1,000 requests, billed on top of the token prices above. On a typical 1,000-in / 500-out exchange the tokens cost $0.01, so the search fee is about the same the token cost. Per-token rankings elsewhere ignore this entirely.
Who serves it cheapest
3 hosts serve GPT-5.4. Same weights, same API - the price difference is pure margin and routing.
| Provider | Input / 1M | Output / 1M | Context | Throughput | Uptime 24h |
|---|---|---|---|---|---|
| OpenAICheapest | $1.25 | $7.50 | 1.1M | - | 96.0% |
| Azure | $2.50 | $15.00 | 1.1M | - | 99.9% |
| Amazon Bedrock | $2.75 | $16.50 | 1.1M | - | - |
The spread between OpenAI and Amazon Bedrock is 2.2× for identical weights. Quantization and context limits differ, so check both columns before switching.
Benchmarks
Independent scores published alongside the catalogue.
- Coding index
- 71.1
About GPT-5.4
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...
Specifications
| Model ID | openai/gpt-5.4 |
|---|---|
| Provider | OpenAI |
| Context window | 1.1M tokens |
| Max output | 128K tokens |
| Input modalities | text, image, file |
| Output modalities | text |
| Knowledge cutoff | - |
| Open weights | No |
| Released | March 5, 2026 |
Cheaper alternatives
Models that cost less than GPT-5.4 while keeping at least half its context window and every input modality it supports.
Frequently asked
How much does OpenAI: GPT-5.4 cost?
$2.50 per million input tokens and $15.00 per million output tokens. Cached input reads cost $0.250 per million tokens.
What is the context window of OpenAI: GPT-5.4?
1.1M tokens, with up to 128K tokens of output per request.
Does OpenAI: GPT-5.4 have extra fees beyond per-token pricing?
Yes. OpenAI: GPT-5.4 charges $0.01 per search request - $10.00 per 1,000 requests - on top of $2.50 per million input tokens and $15.00 per million output tokens. On a typical 1,000-input / 500-output exchange the search fee alone is about the same the token cost.
Which provider serves OpenAI: GPT-5.4 cheapest?
OpenAI at $1.25 per million input tokens - 2.2× cheaper than Amazon Bedrock, the most expensive of the 3 hosts serving it.
Confirm against the source: OpenAI official pricing.