#41 GPT-5.3 Chat
none- Cost
- $0.008
- Time
- 8.1s
- Tokens
- 634 tok
OpenAI
Release: 2026-03-03
Tested on: 2026-04-11 01:44
openai/gpt-5.3-chat::none
Summary
GPT-5.3 Chat scores 7.7 on AI BENCHY and ranks #41. It has N/A reliability, a 68.5% pass rate, $0.340 total cost, and 5.88s average response time.
What makes GPT-5.3 Chat unique: It stands out most in Coding, where it ranks #1, while Instructions following is its weakest area at #16. It is notably fast compared with similar models.
7.7
Consistency
8.6
N/A
$0.340
Total Output Tokens
20,784
Total Input Tokens
0
Input Price
$1.750 / 1M
Output Price
$14.000 / 1M
Flaky tests
3
Flaky tests had mixed outcomes across runs (at least one pass and one fail).
Hamster playing table tennis
Prompt: Create a detailed SVG illustration of a hamster playing table tennis.
Run history
| Tested on | Score | Reliability | Tests Correct | Total Cost | Compare |
|---|---|---|---|---|---|
| 2026-07-16 22:40 New test added | 7.5 | 10.0 | $0.571 | Compare | |
| 2026-06-04 13:47 New test added | 7.2 | 10.0 | $0.433 | Compare | |
| 2026-05-22 00:20 Re-test | 7.4 | 10.0 | $0.401 | Compare | |
| 2026-04-11 01:44 First recorded run | 7.7 | N/A | $0.340 | Current run |
Run comparison
| Run | Score | Consistency | Reliability | Tests Correct | Flaky tests | Total Output Tokens | Total Input Tokens | Total Cost | Response Time (avg) |
|---|---|---|---|---|---|---|---|---|---|
| 2026-04-11 01:44 · First recorded run | 7.7 | 8.6 | N/A | 11/18 | 3 | 20,784 | 0 | $0.340 | 5.88s |
| 2026-05-22 00:20 · Re-test | 7.4 | 8.4 | 10.0 | 12/20 | 4 | 24,689 | 0 | $0.401 | 6.10s |
| Difference | +0.3 | +0.2 | -1 | -1 | -3905 | 0 | -$0.062 | -216ms |
These two runs used different benchmark suites, so the deltas reflect both model changes and suite changes.
Charts
Choose the first model, then click a second model to open a side-by-side page.
Top Models by Score
Score vs Total Cost
Response Time (avg)
Score vs Response Time (avg)
Total Output Tokens
Score vs Total Output Tokens
Quick Compare
GPT-5.3 ChatnonevsKimi K2.7 CodemediumGPT-5.3 ChatnonevsNemotron 3 UltramediumFree AvailableGPT-5.3 ChatnonevsGPT-5.6 TerralowGPT-5.3 ChatnonevsGPT-5.6 LunamediumGPT-5.3 ChatnonevsGPT-5.4 MinimediumGPT-5.3 ChatnonevsGemini 3 Flash PreviewmediumGPT-5.3 ChatnonevsGemini 3.5 FlashhighGPT-5.3 ChatnonevsGPT-5.5low
Category Breakdown
| Category | Score | Consistency | Tests Correct |
|---|---|---|---|
| Anti-AI Tricks | 6.7 | 8.1 | |
| Coding | 10.0 | 10.0 | |
| Combined | 10.0 | 10.0 | |
| Data parsing and extraction | 10.0 | 10.0 | |
| Domain specific | 3.5 | 4.4 | |
| General Intelligence | 4.6 | 10.0 | |
| Instructions following | 8.3 | 10.0 | |
| Puzzle Solving | 10.0 | 10.0 | |
| Tool Calling | 10.0 | 10.0 |