Author's Description
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...
Key Specifications
Supported Parameters
This model supports the following parameters:
Features
This model supports the following features:
Performance Summary
OpenAI's GPT Chat Latest model, created on May 5, 2026, demonstrates a strong overall performance profile, particularly excelling in reliability and speed. It consistently performs among the fastest models, ranking in the 78th percentile across eight benchmarks. However, this speed comes at a premium, as its pricing tends to be at higher levels, positioned in the 12th percentile for cost. The model exhibits exceptional reliability, achieving a perfect 100% success rate across all benchmarks, indicating minimal technical failures and consistent response delivery. Across benchmark categories, GPT Chat Latest shows remarkable accuracy in General Knowledge (100%), earning it accolades for being perfectly accurate and the most accurate model at its price point and speed. It also performs very strongly in Coding (96% accuracy, 96th percentile) and Instruction Following (88% accuracy, 95th percentile), highlighting its capability in complex task execution. Its Reasoning abilities are also robust (94% accuracy, 76th percentile). While its Hallucinations accuracy is high at 98%, it's not the absolute top performer in this specific area. Mathematics (93% accuracy, 65th percentile) and Ethics (99% accuracy, 45th percentile) show solid, though not leading, performance. The model's key strengths lie in its high accuracy across diverse knowledge domains, strong instruction following, and coding proficiency, all delivered with exceptional speed and reliability. Its primary weakness is its premium pricing structure.
Model Pricing
Current Pricing
| Feature | Price (per 1M tokens) |
|---|---|
| Prompt | $5 |
| Completion | $30 |
| Input Cache Read | $0.5 |
| Web Search | $10000 |
Price History
Available Endpoints
| Provider | Endpoint Name | Context Length | Pricing (Input) | Pricing (Output) |
|---|---|---|---|---|
|
OpenAI
|
OpenAI | openai/gpt-chat-latest-20260505 | 400K | $5 / 1M tokens | $30 / 1M tokens |
Benchmark Results
| Benchmark | Category | Reasoning | Strategy | Free | Executions | Accuracy | Cost | Duration |
|---|
Other Models by openai
|
|
Released | Params | Context |
|
Speed | Ability | Cost |
|---|---|---|---|---|---|---|---|
| OpenAI: GPT-6.1 Terra Pro | Oct 26, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
| OpenAI: GPT-6.1 Terra | Oct 26, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★ | ★★★★ | $$$ |
| OpenAI: GPT-6.1 Sol Pro | Sep 29, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
— | — | $$$$$ |
| OpenAI: GPT-6.1 Sol | Sep 29, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
— | — | $$$$$ |
| OpenAI: GPT-6 Luna Pro | Sep 22, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$ |
| OpenAI: GPT-6 Luna | Sep 22, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | $$ |
| OpenAI: GPT-6 Sol Pro | Sep 22, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-6 Sol | Sep 22, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | $$$$ |
| OpenAI: GPT-6 Astra | Sep 04, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT-6 Astra Pro | Sep 04, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT-5.6 Luna Pro | Jul 09, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.6 Luna | Jul 09, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | $$$$ |
| OpenAI: GPT-5.6 Terra Pro | Jul 09, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.6 Terra | Jul 09, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | $$$$ |
| OpenAI: GPT-5.6 Sol Pro | Jul 09, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT-5.6 Sol | Jul 09, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT Chat Latest Unavailable | May 05, 2026 | — | 400K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | +$$$$$ |
| OpenAI: Whisper 1 Unavailable | Apr 27, 2026 | — | 0 |
Audio input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5.5 Pro Unavailable | Apr 24, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5.5 Pro | Apr 24, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5.5 Unavailable | Apr 24, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT-5.5 | Apr 24, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT-5.4 Image 2 | Apr 21, 2026 | — | 272K |
File input
Image input
Text input
Image output
Text output
|
★★★★★ | ★★★★ | +$$$$$ |
| OpenAI: GPT-5.4 Nano | Mar 17, 2026 | — | 400K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★ | $$ |
| OpenAI: GPT-5.4 Mini | Mar 17, 2026 | — | 400K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★ | $$$ |
| OpenAI: GPT-5.4 Pro Unavailable | Mar 05, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5.4 Pro | Mar 05, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5.4 Unavailable | Mar 05, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: GPT-5.4 | Mar 05, 2026 | — | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: GPT-5.3 Chat Unavailable | Mar 03, 2026 | — | 128K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.3 Chat Unavailable | Mar 03, 2026 | — | 128K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.3-Codex | Feb 24, 2026 | — | 400K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT Audio | Jan 19, 2026 | — | 128K |
Audio input
Text input
Audio output
Text output
|
— | — | $$$$$ |
| OpenAI: GPT Audio Mini | Jan 19, 2026 | — | 128K |
Audio input
Text input
Audio output
Text output
|
— | — | $$$$ |
| OpenAI: GPT-5.2-Codex | Jan 14, 2026 | — | 400K |
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.2 Chat Unavailable | Dec 10, 2025 | — | 128K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.2 Pro | Dec 10, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5.2 | Dec 10, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★ | $$$$$ |
| OpenAI: GPT-5.1-Codex-Max | Dec 04, 2025 | — | 400K |
Image input
Text input
Text output
|
★★ | ★★★★ | $$$$$ |
| OpenAI: GPT-5.1 | Nov 13, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.1 Chat Unavailable | Nov 13, 2025 | — | 128K |
File input
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$ |
| OpenAI: GPT-5.1-Codex | Nov 13, 2025 | — | 400K |
Image input
Text input
Text output
|
★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5.1-Codex-Mini | Nov 13, 2025 | — | 400K |
Image input
Text input
Text output
|
★★★★ | ★★★★★ | $$$$$ |
| OpenAI: Text Embedding 3 Large Unavailable | Oct 30, 2025 | — | 8K |
Text input
Text output
|
— | — | $ |
| OpenAI: gpt-oss-safeguard-20b | Oct 29, 2025 | 20B | 131K |
Text input
Text output
|
★★★★★ | ★★★★ | $$ |
| OpenAI: GPT-5 Image Mini | Oct 16, 2025 | — | 400K |
File input
Image input
Text input
Image output
Text output
|
— | — | $$$$$ |
| OpenAI: GPT-5 Image | Oct 14, 2025 | — | 400K |
File input
Image input
Text input
Image output
Text output
|
— | — | $$$$$ |
| OpenAI: o3 Deep Research Unavailable | Oct 10, 2025 | ~400B | 200K |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: o4 Mini Deep Research Unavailable | Oct 10, 2025 | — | 200K |
File input
Image input
Text input
Text output
|
— | — | $$$$$ |
| OpenAI: GPT-5 Pro | Oct 06, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: GPT-5 Codex (batch) Unavailable | Sep 23, 2025 | — | 400K |
Image input
Text input
Text output
|
★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-4o Audio Unavailable | Aug 14, 2025 | ~200B | 128K |
Audio input
Text input
Audio output
Text output
|
— | — | $$$$$ |
| OpenAI: GPT-5 Chat Unavailable | Aug 07, 2025 | — | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: GPT-5 | Aug 07, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-5 Mini | Aug 07, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
★★★ | ★★★★★ | $$$$ |
| OpenAI: GPT-5 Nano | Aug 07, 2025 | — | 400K |
File input
Image input
Text input
Text output
|
★★★ | ★★★★★ | $$$ |
| OpenAI: gpt-oss-120b | Aug 05, 2025 | 120B | 131K |
Text input
Text output
|
★★★ | ★★★★ | $$$ |
| OpenAI: gpt-oss-120b (exacto) Unavailable | Aug 05, 2025 | 120B | 131K |
Text input
Text output
|
— | — | $$ |
| OpenAI: gpt-oss-20b | Aug 05, 2025 | 20B | 131K |
Text input
Text output
|
★★ | ★★★ | $$ |
| OpenAI: o3 Pro | Jun 10, 2025 | ~400B | 200K |
File input
Image input
Text input
Text output
|
— | — | +$$$$$ |
| OpenAI: Codex Mini Unavailable | May 16, 2025 | — | 200K |
Image input
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
| OpenAI: o4 Mini High Unavailable | Apr 16, 2025 | — | 200K |
File input
Image input
Text input
Text output
|
★★ | ★★★ | $$$$$ |
| OpenAI: o3 | Apr 16, 2025 | ~400B | 200K |
File input
Image input
Text input
Text output
|
★★ | ★★★★★ | $$$$$ |
| OpenAI: o4 Mini Unavailable | Apr 16, 2025 | — | 200K |
File input
Image input
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
| OpenAI: GPT-4.1 | Apr 14, 2025 | ~1.8T | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: GPT-4.1 Mini | Apr 14, 2025 | ~300B | 1M |
File input
Image input
Text input
Text output
|
★★★★ | ★★★ | $$$ |
| OpenAI: GPT-4.1 Nano | Apr 14, 2025 | ~50B | 1M |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★ | $$ |
| OpenAI: o1-pro Unavailable | Mar 19, 2025 | 300B | 200K |
File input
Image input
Text input
Text output
|
★ | ★★ | +$$$$$ |
| OpenAI: GPT-4o-mini Search Preview Unavailable | Mar 12, 2025 | ~8B | 128K |
Text input
Text output
|
★★★★ | ★★ | $$ |
| OpenAI: GPT-4o Search Preview Unavailable | Mar 12, 2025 | ~200B | 128K |
Text input
Text output
|
★★★ | ★★ | $$$$$ |
| OpenAI: GPT-4.5 (Preview) Unavailable | Feb 27, 2025 | ~12.8T | 128K |
Image input
Text input
Text output
|
★★★★★ | ★★★★★ | +$$$$$ |
| OpenAI: o3 Mini High Unavailable | Feb 12, 2025 | 200B | 200K |
File input
Text input
Text output
|
★★ | ★★★★ | $$$$$ |
| OpenAI: o3 Mini Unavailable | Jan 31, 2025 | 200B | 200K |
File input
Text input
Text output
|
★★★ | ★★★★ | $$$$$ |
| OpenAI: o1 Unavailable | Dec 17, 2024 | 300B | 200K |
File input
Image input
Text input
Text output
|
★★ | ★★★★★ | +$$$$$ |
| OpenAI: GPT-4o (2024-11-20) | Nov 20, 2024 | ~200B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: o1-mini Unavailable | Sep 11, 2024 | ~100B | 128K |
Text input
Text output
|
— | ★ | $$$$$ |
| OpenAI: o1-preview Unavailable | Sep 11, 2024 | 300B | 128K |
Text input
Text output
|
★★ | ★★★★★ | +$$$$$ |
| OpenAI: o1-preview (2024-09-12) Unavailable | Sep 11, 2024 | 300B | 128K |
Text input
Text output
|
★★ | ★★★★ | +$$$$$ |
| OpenAI: o1-mini (2024-09-12) Unavailable | Sep 11, 2024 | ~100B | 128K |
Text input
Text output
|
— | ★ | $$$$$ |
| OpenAI: ChatGPT-4o Unavailable | Aug 13, 2024 | ~200B | 128K |
Image input
Text input
Text output
|
★★★★★ | ★ | $$$$ |
| OpenAI: GPT-4o (2024-08-06) | Aug 05, 2024 | ~200B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: GPT-4o-mini | Jul 17, 2024 | ~8B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★ | $$ |
| OpenAI: GPT-4o-mini (2024-07-18) | Jul 17, 2024 | ~8B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★ | $$ |
| OpenAI: GPT-4o | May 12, 2024 | ~200B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★★ | $$$$ |
| OpenAI: GPT-4o (extended) Unavailable | May 12, 2024 | ~200B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★ | +$$$$$ |
| OpenAI: GPT-4o (2024-05-13) | May 12, 2024 | ~200B | 128K |
File input
Image input
Text input
Text output
|
★★★★★ | ★★★ | $$$$$ |
| OpenAI: GPT-4 Turbo Unavailable | Apr 08, 2024 | — | 128K |
Image input
Text input
Text output
|
★★★★ | ★★★ | +$$$$$ |
| OpenAI: GPT-3.5 Turbo (older v0613) | Jan 24, 2024 | 175B | 4K |
Text input
Text output
|
★★★★★ | ★ | $$$ |
| OpenAI: GPT-4 Turbo Preview Unavailable | Jan 24, 2024 | — | 128K |
Text input
Text output
|
★★★★ | ★ | +$$$$$ |
| OpenAI: GPT-3.5 Turbo 16k (older v1106) Unavailable | Nov 05, 2023 | 175B | 16K |
Text input
Text output
|
— | — | $$$$ |
| OpenAI: GPT-4 Turbo (older v1106) Unavailable | Nov 05, 2023 | — | 128K |
Text input
Text output
|
★★★★ | ★★★ | +$$$$$ |
| OpenAI: GPT-3.5 Turbo Instruct Unavailable | Sep 27, 2023 | 175B | 4K |
Text input
Text output
|
★★★★★ | ★★ | $$$$ |
| OpenAI: GPT-3.5 Turbo 16k | Aug 27, 2023 | 175B | 16K |
Text input
Text output
|
★★★★★ | ★★★★★ | $$$$$ |
| OpenAI: GPT-3.5 Turbo 16k Unavailable | May 27, 2023 | 175B | 16K |
Text input
Text output
|
— | — | $$$$ |
| OpenAI: GPT-3.5 Turbo Unavailable | May 27, 2023 | 175B | 16K |
Text input
Text output
|
— | — | $$$$ |
| OpenAI: GPT-4 | May 27, 2023 | — | 8K |
Text input
Text output
|
★★★ | ★ | +$$$$$ |
| OpenAI: GPT-4 (older v0314) Unavailable | May 27, 2023 | — | 8K |
Text input
Text output
|
★★★★ | ★ | +$$$$$ |