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gpt-5-chat

OpenAI · chat model

gpt-5-chat is listed here as a chat model from OpenAI. This page shows simple API pricing, token limits, and capability flags so you can compare it with similar options.

Input
$1.2500 / 1M tokens
Output
$10.0000 / 1M tokens
Cached input
$0.1250 / 1M tokens
Context
16.4K
Compare similar models Open a side-by-side table using this route and the closest match from the current catalog. Estimate workload cost Use token counts, request volume, and cache assumptions to check a realistic monthly bill. Explore benchmark family Review source-backed benchmark rows for the attached base model family. Check data sources See how pricing data is generated and what still needs provider verification.

Quick read

Best for

Use this page when you need a fast view of cost, context size, and supported features before testing the model in your own workload.

Things to verify

Always check the provider page for discounts, cache pricing, region rules, and any model limits that may not appear in public metadata.

Pricing

Item Price
Input
$1.2500 / 1M tokens
Output
$10.0000 / 1M tokens
Cached input
$0.1250 / 1M tokens
Embedding
$1.2500 / 1M tokens

Token limits

Context window
16.4K
Max input tokens
128.0K
Max output tokens
16.4K
Max tokens
16.4K

Capabilities

Capability Supported
Vision ✅
Function calling —
Parallel function calling —
Tool choice —
Prompt caching ✅
Reasoning ✅
Response schema ✅
System messages ✅
Audio input —
Audio output —
Web search —
PDF input ✅
Video input —

Benchmarks

Most benchmark rows are attached to the base model family rather than this provider route. Open benchmark explorer

Benchmark Score Metric Scope Checked Source
SWE-bench Verified 74.9% accuracy (%) Base model: gpt-5 (GPT-5 (high)) 2026-05-31 Link
Aider Polyglot 88.0% accuracy (%) Base model: gpt-5 (GPT-5 (high)) 2026-05-31 Link
GPQA Diamond 85.7% accuracy (%) Base model: gpt-5 (GPT-5 (high)) 2026-05-31 Link
AIME 2025 94.6% accuracy (%) Base model: gpt-5 (GPT-5 (high)) 2026-05-31 Link
Tau2-bench Telecom 96.7% accuracy (%) Base model: gpt-5 (GPT-5 (high)) 2026-05-31 Link
Aider Polyglot 88.0% percent correct Base model: GPT-5 (openai/gpt-5) 2026-05-31 Link
Aider Polyglot 86.7% percent correct Base model: GPT-5 (openai/gpt-5) 2026-05-31 Link
Aider Polyglot 81.3% percent correct Base model: GPT-5 (openai/gpt-5) 2026-05-31 Link

Sources

Source links
Pricing data LiteLLM model cost map
Synced at 2026-05-28

Similar models

This list is ranked by overall similarity. Use filters to emphasize the lens that matters most for the replacement you are making.

Comparing from
Model Cost Input shape Features Context Why it is close
gpt-5-chat
OpenAI
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Current model
Reference row

Overall blends cost, modality overlap, capabilities, and context.

Model Cost Input shape Features Context Why it is close
gpt-5-chat-latest
OpenAI
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Same provider
Overall 76%
gpt-5.1-chat-latest
OpenAI
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Same provider
Overall 72%
gpt-5.1-chat-2025-11-13
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf
Output: image, text
VisionPrompt cachingReasoningResponse schema
16.4K
Partial I/O overlap
Overall 68%
gpt-5-chat
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Partial I/O overlap
Overall 68%
gpt-5-chat-latest
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Exact I/O shape
Overall 68%
gpt-5.2-chat
Azure
In $1.7500 / 1M tokens
Out $14.0000 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Exact I/O shape
Overall 62%
gpt-5.2-chat-2025-12-11
Azure
In $1.7500 / 1M tokens
Out $14.0000 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Exact I/O shape
Overall 62%
gpt-4o
OpenAI
In $2.5000 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingResponse schemaSystem messages
16.4K
Same provider
Overall 60%
gpt-4o-2024-08-06
OpenAI
In $2.5000 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingResponse schemaSystem messages
16.4K
Same provider
Overall 60%
gpt-4o-2024-11-20
OpenAI
In $2.5000 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingResponse schemaSystem messages
16.4K
Same provider
Overall 60%
gpt-5.2-chat-latest
OpenAI
In $1.7500 / 1M tokens
Out $14.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
16.4K
Same provider
Overall 60%
gpt-5.1-2025-11-13
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
128.0K
Partial I/O overlap
Overall 55%
gpt-5
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
128.0K
Partial I/O overlap
Overall 55%
gpt-5-2025-08-07
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
128.0K
Partial I/O overlap
Overall 55%
gpt-5-2025-08-07
Azure
In $1.3750 / 1M tokens
Out $11.0000 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
128.0K
Exact I/O shape
Overall 53%
gpt-5.1
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf
Output: image, text
VisionPrompt cachingReasoningResponse schema
128.0K
Partial I/O overlap
Overall 47%
gpt-5.1-chat
Azure
In $1.2500 / 1M tokens
Out $10.0000 / 1M tokens
pdf
Output: image, text
VisionPrompt cachingReasoningResponse schema
128.0K
Partial I/O overlap
Overall 47%
o1
OpenAI
In $15.0000 / 1M tokens
Out $60.0000 / 1M tokens
pdf imagetext
Output: text
VisionPrompt cachingReasoningResponse schema
100.0K
Same provider
Overall 40%
gpt-5-mini-2025-08-07
Azure
In $0.2750 / 1M tokens
Out $2.2000 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
128.0K
Exact I/O shape
Overall 39%
gpt-5-nano-2025-08-07
Azure
In $0.0550 / 1M tokens
Out $0.4400 / 1M tokens
pdf
Output: text
VisionPrompt cachingReasoningResponse schema
128.0K
Exact I/O shape
Overall 35%