LLMs ranked by Lichess Classical rating, estimated from real results using Glicko-2 and engine anchors
| # | Player | Rating ▼ | FIDE Est. | RD | 95% CI | Games | W-L-D | Legal% | Released | $/Game |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | eubos * | 2211 | ~2081 | N/A | N/A | 7 | 7-0-0 | 100.0% | - | - |
| 2 | gemini-3-pro-preview 👑 | 2032 | ~1814 | 32 | 1970 - 2094 | 25 | 19-6-0 | 99.9% | 11/25 | $1.0763 |
| 3 | maia-1900 * | 1816 | ~1560 | N/A | N/A | 88 | 79-9-0 | 100.0% | - | - |
| 4 | gpt-5.1 (high) | 1636 | N/A | 30 | 1576 - 1695 | 18 | 9-7-2 | 99.7% | 11/25 | $1.7134 |
| 5 | maia-1100 * | 1628 | N/A | N/A | N/A | 332 | 320-10-2 | 100.0% | - | - |
| 6 | o3 | 1559 | N/A | 32 | 1497 - 1620 | 27 | 17-9-1 | 99.2% | 04/25 | $0.7801 |
| 7 | grok-4-fast | 1545 | N/A | 32 | 1482 - 1607 | 17 | 9-6-2 | 97.9% | 09/25 | $0.0688 |
| 8 | grok-4.1-fast | 1507 | N/A | 35 | 1438 - 1576 | 9 | 2-5-2 | 99.1% | 11/25 | $0.0000 |
| 9 | gpt-5 (medium) | 1485 | N/A | 41 | 1405 - 1565 | 22 | 17-4-1 | 100.0% | 08/25 | $1.4918 |
| 10 | gemini-2.5-pro | 1341 | N/A | 33 | 1277 - 1406 | 23 | 13-10-0 | 95.2% | 06/25 | $0.2875 |
| 11 | claude-opus-4.5 (high) | 1294 | N/A | 48 | 1200 - 1387 | 14 | 3-11-0 | 96.0% | 11/25 | $2.8196 |
| 12 | gpt-oss-120b (high) | 1142 | N/A | 37 | 1069 - 1215 | 35 | 20-10-5 | 98.9% | 08/25 | $0.0151 |
| 13 | deepseek-r1-0528 (high) | 1083 | N/A | 112 | 863 - 1302 | 2 | 0-2-0 | 84.6% | 05/25 | $0.3409 |
| 14 | deepseek-chat-v3.1 (thinking) | 1044 | N/A | 96 | 856 - 1232 | 3 | 0-3-0 | 90.2% | 08/25 | $0.0906 |
| 15 | gemini-2.5-flash (thinking) | 1044 | N/A | 96 | 856 - 1232 | 3 | 0-3-0 | 83.8% | 06/25 | $0.0851 |
| 16 | gpt-oss-120b (medium) | 1008 | N/A | 33 | 944 - 1072 | 62 | 23-34-5 | 98.4% | 08/25 | $0.0099 |
| 17 | gpt-5.1-chat 🥇 | 764 | N/A | 30 | 705 - 823 | 248 | 204-38-6 | 97.3% | 11/25 | $0.1239 |
| 18 | claude-haiku-4.5 (thinking) | 563 | N/A | 49 | 466 - 660 | 5 | 2-3-0 | 90.2% | 10/25 | $2.8806 |
| 19 | gemini-2.5-flash (no thinking) | 488 | N/A | 30 | 429 - 547 | 273 | 188-83-2 | 95.4% | 06/25 | $0.0030 |
| 20 | grok-3-mini | 468 | N/A | 46 | 377 - 559 | 29 | 15-14-0 | 91.4% | 06/25 | $0.0165 |
| 21 | claude-opus-4.1 (no thinking) | 431 | N/A | 30 | 372 - 490 | 202 | 147-55-0 | 95.0% | 08/25 | $0.1557 |
| 22 | claude-opus-4 (no thinking) | 427 | N/A | 30 | 368 - 485 | 202 | 146-54-2 | 95.2% | 05/25 | $0.1829 |
| 23 | o1 | 418 | N/A | 35 | 349 - 486 | 83 | 55-28-0 | 92.9% | 12/24 | $1.7051 |
| 24 | o4-mini-high | 416 | N/A | 59 | 301 - 532 | 4 | 1-3-0 | 93.6% | 04/25 | $0.9196 |
| 25 | gemini-2.0-flash-001 | 415 | N/A | 30 | 356 - 473 | 283 | 180-102-1 | 94.0% | 02/25 | $0.0008 |
| 26 | random-bot * | 400 | N/A | N/A | N/A | 1173 | 1051-111-11 | 100.0% | - | - |
| 27 | gpt-5-chat | 389 | N/A | 30 | 330 - 448 | 337 | 221-116-0 | 93.0% | 08/25 | $0.0129 |
| 28 | gpt-5 (minimal) | 349 | N/A | 30 | 291 - 408 | 204 | 134-70-0 | 92.0% | 08/25 | $0.0079 |
| 29 | gpt-4.1 (minimal) | 278 | N/A | 30 | 219 - 337 | 204 | 121-83-0 | 89.8% | 04/25 | $0.0103 |
| 30 | claude-sonnet-4.5 (no thinking) | 266 | N/A | 30 | 207 - 325 | 201 | 114-87-0 | 91.0% | 09/25 | $0.0265 |
| 31 | deepseek-v3.2 (no thinking) | 210 | N/A | 34 | 144 - 277 | 35 | 4-31-0 | 76.7% | 12/25 | $0.0046 |
| 32 | claude-sonnet-4 (no thinking) | 208 | N/A | 30 | 149 - 267 | 199 | 101-98-0 | 88.4% | 05/25 | $0.0178 |
| 33 | gpt-4 | 164 | N/A | 30 | 106 - 223 | 204 | 96-108-0 | 86.9% | 03/23 | $0.0270 |
| 34 | claude-opus-4.5 (no thinking) | 158 | N/A | 37 | 86 - 230 | 30 | 6-24-0 | 90.1% | 11/25 | $0.5156 |
| 35 | claude-3.5-sonnet | 158 | N/A | 30 | 99 - 217 | 195 | 89-106-0 | 87.1% | 06/24 | $0.0548 |
| 36 | qwen3-max | 150 | N/A | 30 | 91 - 209 | 101 | 28-73-0 | 82.1% | 09/25 | $0.0068 |
| 37 | deepseek-r1 | 141 | N/A | 82 | -20 - 301 | 5 | 0-5-0 | 80.0% | 01/25 | $0.0528 |
| 38 | glm-4.6 (thinking) | 135 | N/A | 37 | 63 - 208 | 28 | 7-21-0 | 82.2% | 09/25 | $0.0299 |
| 39 | grok-3 | 131 | N/A | 30 | 73 - 190 | 203 | 88-115-0 | 86.1% | 02/25 | $0.0158 |
| 40 | gpt-4o-2024-11-20 | 124 | N/A | 30 | 66 - 183 | 210 | 90-120-0 | 83.6% | 11/24 | $0.0093 |
| 41 | qwen3-235b-a22b-2507 | 123 | N/A | 35 | 55 - 191 | 27 | 2-25-0 | 66.7% | 07/25 | $0.0003 |
| 42 | claude-3.7-sonnet (no thinking) | 113 | N/A | 30 | 54 - 172 | 208 | 87-121-0 | 83.5% | 02/25 | $0.0192 |
| 43 | claude-3-opus | 103 | N/A | 30 | 44 - 162 | 193 | 75-118-0 | 85.4% | 03/24 | $0.1465 |
| 44 | deepseek-v3.2-exp (thinking) | 58 | N/A | 90 | -119 - 236 | 3 | 0-3-0 | 50.0% | 09/25 | $0.0034 |
| 45 | kimi-k2 | 46 | N/A | 30 | -13 - 104 | 280 | 107-173-0 | 81.6% | 07/25 | $0.0024 |
| 46 | deepseek-r1-0528 | 28 | N/A | 95 | -158 - 214 | 3 | 0-3-0 | 88.4% | 05/25 | $0.2943 |
| 47 | gpt-4-turbo | 23 | N/A | 30 | -36 - 81 | 199 | 65-134-0 | 81.5% | 04/24 | $0.0579 |
| 48 | deepseek-chat-v3-0324 | 23 | N/A | 30 | -36 - 82 | 257 | 90-167-0 | 80.6% | 03/25 | $0.0010 |
| 49 | claude-sonnet-4.5 (thinking) | 12 | N/A | 72 | -129 - 152 | 6 | 0-6-0 | 92.2% | 09/25 | $2.7098 |
| 50 | claude-sonnet-4 (thinking) | 12 | N/A | 72 | -129 - 152 | 6 | 0-6-0 | 91.7% | 05/25 | $1.1628 |
| 51 | claude-3.7-sonnet (thinking) | 12 | N/A | 72 | -129 - 152 | 6 | 0-6-0 | 85.7% | 02/25 | $1.0502 |
| 52 | llama-4-maverick | 0 | N/A | 30 | -59 - 59 | 379 | 108-271-0 | 80.9% | 04/25 | $0.0018 |
| 53 | deepseek-r1-distill-qwen-32b | -8 | N/A | 42 | -91 - 74 | 33 | 11-22-0 | 71.9% | 01/25 | $0.0045 |
| 54 | kimi-k2-0905 | -17 | N/A | 30 | -76 - 42 | 263 | 84-179-0 | 78.3% | 09/25 | $0.0015 |
| 55 | deepseek-v3.2-exp (no thinking) | -34 | N/A | 30 | -92 - 25 | 218 | 68-150-0 | 76.3% | 09/25 | $0.0008 |
| 56 | deepseek-v3.1-terminus (no thinking) | -69 | N/A | 30 | -128 - -10 | 132 | 65-67-0 | 80.6% | 09/25 | $0.0004 |
| 57 | mistral-medium-3 | -70 | N/A | 30 | -128 - -11 | 277 | 81-196-0 | 73.9% | 05/25 | $0.0014 |
| 58 | gpt-3.5-turbo-0613 | -71 | N/A | 30 | -130 - -12 | 256 | 71-185-0 | 75.6% | 06/23 | $0.0053 |
| 59 | claude-haiku-4.5 (no thinking) | -97 | N/A | 30 | -156 - -38 | 90 | 26-64-0 | 80.1% | 10/25 | $0.0027 |
| 60 | glm-4.6 (no thinking) | -136 | N/A | 30 | -194 - -77 | 266 | 64-202-0 | 75.6% | 09/25 | $0.0148 |
| 61 | deepseek-chat-v3.1 (no thinking) | -151 | N/A | 30 | -209 - -92 | 277 | 70-207-0 | 73.5% | 08/25 | $0.0010 |
| 62 | gpt-5-mini (minimal) | -216 | N/A | 30 | -275 - -157 | 236 | 43-193-0 | 63.9% | 08/25 | $0.0010 |
| 63 | llama-3.3-70b-instruct | -417 | N/A | 30 | -475 - -358 | 362 | 35-327-0 | 53.8% | 12/24 | $0.0002 |
| 64 | gpt-3.5-turbo | -500 | N/A | 30 | -559 - -441 | 292 | 8-284-0 | 47.3% | 11/22 | $0.0012 |
👑 = Top-rated LLM
🥇 = Top-rated non-reasoning LLM
* = Anchor player (fixed rating, used for calibration)
Greyed rows = Rating unreliable (RD > 80, needs more games)
FIDE Est. = Estimated FIDE rating based on ChessGoals.com survey data
RD = Rating Deviation (uncertainty in rating)
95% CI = 95% Confidence Interval
Legal% = Percentage of moves that were legal on first attempt
$/Game = Average cost per game based on OpenRouter pricing