OpenAI: GPT-5 Nano
Released Aug 7, 2025text+image+file→text
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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. While limited in reasoning depth compared to its larger...
Best overall rank
#89
▼ 2 vs 7d ago
Total arena votes
57,711
Across 33 (subset, category) entries
Providers on OR
4
Azure + others
First seen
2026-05-08
72 days tracked
Trend
Pricing
Per token
- Input (per 1M)
- $0.050
- Output (per 1M)
- $0.400
- Cache Read (per 1M)
- $0.0050
Per unit
- Web search
- $0.010/call
Capabilities
Modality
text+image+file->textContext
400K tokens
Tokenizer
GPT
Knowledge cutoff
2024-05-31
Max output
128K tokens
Moderation
Moderated
Supported parameters
include_reasoning
max_completion_tokens
max_tokens
reasoning
reasoning_effort
response_format
seed
structured_outputs
tool_choice
tools
Providers
| Provider | Region / Tag | Context | Input/M | Output/M | Uptime 1d | Latency | Quant | Cache |
|---|---|---|---|---|---|---|---|---|
| Azure | azure | 400K | $0.050 | $0.400 | 98.55% | - | - | - |
| OpenAI | openai | 400K | $0.050 | $0.400 | 94.85% | - | - | ✓ |
| OpenAI | openai/flex | 400K | $0.025 | $0.200 | 94.85% | - | - | ✓ |
| Azure | azure/swedencentral | 400K | $0.055 | $0.440 | - | - | - | - |
Per-category ranks
Text
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #131 | Spanish | high | 1380 | 206 | |
| #144 | German | high | 1352 | 202 | |
| #157 | Polish | high | 1340 | 554 | |
| #168 | Korean | high | 1272 | 216 | |
| #171 | Chinese | high | 1377 | 380 | |
| #178 | Expert | high | 1354 | 324 | |
| #180 | Industry Mathematical | high | 1353 | 438 | |
| #183 | Math | high | 1345 | 493 | |
| #186 | Industry Medicine And Healthcare | high | 1359 | 479 | |
| #187 | Non English | high | 1313 | 4,248 | |
| #192 | Instruction Following | high | 1326 | 2,027 | |
| #193 | Hard Prompts English | high | 1368 | 1,975 | |
| #194 | Hard Prompts | high | 1354 | 3,812 | |
| #196 | Industry Business And Management And Financial Operations | high | 1334 | 1,537 | |
| #197 | Coding | high | 1383 | 1,683 | |
| #197 | Industry Software And It Services | high | 1372 | 2,886 | |
| #198 | Exclude Ties | high | 1292 | 5,984 | |
| #198 | Overall | high | 1337 | 8,261 | |
| #206 | Industry Life And Physical And Social Science | high | 1347 | 1,320 | |
| #207 | Russian | high | 1312 | 483 | |
| #209 | Multi Turn | high | 1323 | 1,457 | |
| #213 | Longer Query | high | 1329 | 1,620 | |
| #214 | English | high | 1344 | 4,011 | |
| #221 | Industry Legal And Government | high | 1329 | 472 | |
| #228 | Industry Entertainment And Sports And Media | high | 1278 | 1,374 | |
| #238 | Industry Writing And Literature And Language | high | 1290 | 1,735 | |
| #259 | Creative Writing | high | 1248 | 914 |
Vision
| Rank | Category | Variant | Trend | Elo | Votes |
|---|---|---|---|---|---|
| #67 | Humor | high | 1092 | 177 | |
| #71 | Homework | high | 1185 | 267 | |
| #82 | Ocr | high | 1156 | 1,700 | |
| #83 | Diagram | high | 1151 | 524 | |
| #88 | English | high | 1155 | 1,971 | |
| #89 | Overall | high | 1146 | 3,981 |