GPT-6 Astra

OpenAI·Sep 2, 2026·12 harness configurations·$10 input / $50 output per 1M tokens

GPT-6 Astra's best observed ARC-AGI-3 Semi-Private result with the Standard harness was 62.7% at max reasoning for $26,098. With the Provider Adapter harness, its best observed result was 99.9% at high reasoning for $18,817. Read more in our blog post, OpenAI's GPT-6 Astra on ARC-AGI-3.

ARC-AGI 3 leaderboard

GPT-6 AstraGPT-6 Astra - Provider Adapter

Verified scores

Variant	ARC-AGI-1	ARC-AGI-2	ARC-AGI-3(Standard harness)	ARC-AGI-3(Provider Adapter harness)
Max	97.5%	95.0%	62.7%	98.6%
XHigh	98.5%	93.3%	59.3%	98.4%
High	98.5%	92.1%	54.8%	99.9%
Medium	97.5%	92.1%	38.6%	98.4%
Low	96.5%	85.4%	17.5%	98.0%
None	86.0%	59.6%	35.2%	96.7%

Tasks & environments

Pass/fail per reasoning level across each benchmark.

ARC-AGI-3 Public Demo - Standard harness

25 environments


AR25	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
CN04	100.0%	100.0%	100.0%	100.0%	58.8%	85.7%
DC22	100.0%	56.7%	98.1%	56.4%	71.4%	57.4%
FT09	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
LP85	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
R11L	100.0%	100.0%	100.0%	100.0%	14.3%	100.0%
S5I5	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
SB26	100.0%	100.0%	100.0%	100.0%	2.8%	100.0%
SP80	100.0%	100.0%	100.0%	86.0%	45.4%	93.9%
TR87	100.0%	100.0%	100.0%	100.0%	51.4%	100.0%
LS20	83.5%	43.6%	32.4%	18.2%	3.6%	26.4%
CD82	82.9%	73.0%	100.0%	38.4%	0.0%	70.2%
WA30	80.0%	59.1%	46.7%	46.7%	42.7%	80.0%
RE86	77.8%	77.8%	77.8%	58.3%	58.3%	58.3%
KA59	75.0%	75.0%	75.0%	53.6%	43.9%	53.6%
VC33	73.3%	35.7%	50.7%	41.6%	53.6%	35.7%
M0R0	71.4%	71.4%	71.4%	67.6%	20.4%	71.4%
TN36	53.6%	53.6%	53.6%	3.6%	53.6%	42.3%
SC25	47.6%	47.6%	47.6%	38.3%	10.8%	0.0%
SU15	27.4%	22.2%	41.6%	32.9%	13.3%	7.7%
SK48	19.7%	12.1%	19.4%	10.3%	21.1%	11.1%
LF52	10.9%	7.4%	10.9%	2.9%	2.2%	5.5%
TU93	3.1%	6.7%	2.2%	2.7%	2.2%	2.2%
BP35	2.2%	2.2%	2.2%	2.2%	0.4%	1.9%
G50T	0.0%	0.0%	0.0%	0.0%	0.0%	3.0%

ARC-AGI-3 Public Demo - Provider Adapter harness

25 environments


AR25	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
BP35	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
CD82	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
CN04	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
DC22	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
FT09	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
G50T	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
KA59	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
LF52	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
LP85	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
LS20	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
M0R0	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
R11L	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
RE86	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
S5I5	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
SB26	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
SC25	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
SK48	100.0%	100.0%	100.0%	100.0%	100.0%	27.8%
SP80	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
SU15	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
TN36	100.0%	100.0%	91.8%	100.0%	88.8%	100.0%
TR87	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
TU93	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
VC33	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%
WA30	100.0%	100.0%	100.0%	100.0%	100.0%	100.0%

ARC-AGI-2 Public Eval

120 tasks

Task	Max	XHigh	High	Medium	Low	None
0934a4d8	✓	✓	✓	✓	✓	✓
135a2760	✓	✓	✓	✓	✓	✓
136b0064	✓	✓	✓	✓	✓	✓
13e47133	✓	✓	✓	✓	✓	✗
142ca369	✓	✓	✓	✓	✓	✗
16b78196	✓	✓	✓	✓	✓	✗
16de56c4	✓	✓	✓	✓	✓	✓
1818057f	✓	✓	✓	✓	✓	✓
195c6913	✓	✓	✓	✓	✓	✗
1ae2feb7	✓	✓	✓	✓	✓	✓
20270e3b	✓	✓	✓	✓	✓	✗
20a9e565	✓	✓	✓	✓	✓	✗
21897d95	✓	✓	✓	✓	✓	✗
221dfab4	✓	✓	✓	✓	✓	✗
247ef758	✓	✓	✓	✓	✓	✗
269e22fb	✓	✓	✓	✓	✓	✗
271d71e2	✓	✓	✓	✓	✓	✗
28a6681f	✓	✓	✓	✓	✓	✗
291dc1e1	✓	✓	✓	✓	✗	✗
2b83f449	✓	✓	✓	✓	✓	✗
2ba387bc	✓	✓	✓	✓	✓	✓
2c181942	✓	✓	✓	✓	✓	✓
2d0172a1	✓	✓	✓	✓	✓	✓
31f7f899	✓	✓	✓	✓	✓	✓
332f06d7	✓	✓	✓	✓	✓	✓
35ab12c3	✓	✓	✓	✓	✓	✓
36a08778	✓	✓	✓	✓	✓	✓
38007db0	✓	✓	✓	✓	✓	✓
3a25b0d8	✓	✓	✓	✓	✓	✓
3dc255db	✓	✓	✓	✓	✓	✓
3e6067c3	✓	✓	✓	✓	✓	✓
409aa875	✓	✓	✓	✓	✓	✗
446ef5d2	✓	✓	✓	✓	✓	✗
45a5af55	✓	✓	✓	✓	✓	✓
4a21e3da	✓	✓	✓	✓	✓	✓
4c3d4a41	✓	✓	✓	✓	✓	✓
4c416de3	✓	✓	✓	✓	✓	✓
4c7dc4dd	✓	✓	✓	✓	✓	✓
4e34c42c	✓	✓	✓	✓	✓	✗
53fb4810	✓	✓	✓	✓	✓	✓
5545f144	✓	✓	✓	✓	✓	✗
581f7754	✓	✓	✓	✓	✓	✗
58490d8a	✓	✓	✓	✓	✓	✓
58f5dbd5	✓	✓	✓	✓	✓	✓
5961cc34	✓	✓	✓	✓	✓	✓
5dbc8537	✓	✓	✓	✓	✓	✗
62593bfd	✓	✓	✓	✓	✓	✓
64efde09	✓	✓	✓	✓	✓	✓
65b59efc	✓	✓	✓	✓	✓	✓
67e490f4	✓	✓	✓	✓	✓	✓
6e453dd6	✓	✓	✓	✓	✓	✓
6e4f6532	✓	✓	✓	✓	✓	✗
6ffbe589	✓	✓	✓	✓	✓	✗
71e489b6	✓	✓	✓	✓	✓	✓
7491f3cf	✓	✓	✓	✓	✓	✓
7666fa5d	✓	✓	✓	✓	✓	✗
78332cb0	✓	✓	✓	✓	✓	✗
7b0280bc	✓	✓	✓	✓	✓	✓
7b3084d4	✓	✓	✓	✓	✓	✓
7b5033c1	✓	✓	✓	✓	✓	✓
7b80bb43	✓	✓	✓	✓	✗	✓
7c66cb00	✓	✓	✓	✓	✓	✓
7ed72f31	✓	✓	✓	✓	✓	✓
800d221b	✓	✓	✓	✗	✓	✓
80a900e0	✓	✓	✓	✓	✓	✓
8698868d	✓	✓	✓	✓	✓	✗
88bcf3b4	✓	✓	✓	✓	✓	✗
88e364bc	✗	✗	✗	✗	✗	✗
89565ca0	✓	✓	✓	✓	✓	✓
898e7135	✓	✓	✓	✓	✓	✗
8b7bacbf	✓	✓	✓	✓	✗	✗
8b9c3697	✓	✓	✓	✓	✓	✓
8e5c0c38	✓	✓	✓	✓	✓	✗
8f215267	✓	✓	✓	✓	✓	✓
8f3a5a89	✓	✓	✓	✓	✓	✓
9385bd28	✓	✓	✓	✗	✗	✗
97d7923e	✓	✓	✓	✓	✓	✓
981571dc	✓	✓	✓	✓	✓	✓
9aaea919	✓	✓	✓	✓	✓	✓
9bbf930d	✓	✓	✓	✓	✓	✗
a251c730	✓	✓	✓	✓	✓	✓
a25697e4	✓	✓	✓	✓	✗	✗
a32d8b75	✓	✓	✓	✓	✓	✗
a395ee82	✓	✓	✓	✓	✓	✓
a47bf94d	✓	✓	✓	✓	✓	✓
a6f40cea	✓	✓	✓	✓	✓	✓
aa4ec2a5	✓	✓	✓	✓	✓	✓
abc82100	✓	✓	✓	✓	✗	✗
b0039139	✓	✓	✓	✓	✓	✓
b10624e5	✓	✓	✓	✓	✓	✓
b5ca7ac4	✓	✓	✓	✓	✓	✓
b6f77b65	✓	✓	✓	✓	✓	✗
b99e7126	✓	✓	✓	✓	✓	✓
b9e38dc0	✓	✓	✓	✓	✓	✗
bf45cf4b	✓	✓	✓	✓	✓	✓
c4d067a0	✓	✓	✓	✓	✓	✓
c7f57c3e	✓	✓	✓	✓	✓	✓
cb2d8a2c	✓	✓	✓	✓	✓	✗
cbebaa4b	✓	✓	✓	✓	✓	✗
d35bdbdc	✓	✓	✓	✓	✓	✗
d59b0160	✓	✓	✓	✓	✓	✓
d8e07eb2	✓	✓	✓	✓	✓	✓
da515329	✗	✓	✓	✓	✗	✗
db0c5428	✓	✓	✓	✓	✓	✓
db695cfb	✓	✓	✓	✓	✓	✗
dbff022c	✗	✗	✗	✗	✗	✗
dd6b8c4b	✓	✓	✓	✓	✓	✗
de809cff	✓	✓	✓	✓	✓	✓
dfadab01	✓	✓	✓	✓	✓	✗
e12f9a14	✗	✓	✓	✓	✓	✗
e3721c99	✓	✓	✓	✓	✓	✓
e376de54	✓	✓	✓	✓	✓	✓
e8686506	✓	✓	✓	✓	✓	✓
e87109e9	✓	✓	✓	✓	✓	✓
edb79dae	✓	✓	✓	✓	✓	✓
eee78d87	✓	✓	✓	✓	✓	✓
f560132c	✓	✓	✓	✓	✓	✗
f931b4a8	✓	✓	✓	✓	✓	✗
faa9f03d	✓	✗	✗	✗	✓	✗
fc7cae8d	✓	✓	✓	✓	✓	✓

ARC-AGI-1 Public Eval

400 tasks

Task	Max	XHigh	High	Medium	Low	None
00576224	✓	✓	✓	✓	✓	✓
009d5c81	✓	✓	✓	✓	✓	✓
00dbd492	✓	✓	✓	✓	✓	✓
03560426	✓	✓	✓	✓	✓	✓
05a7bcf2	✓	✓	✓	✓	✓	✓
0607ce86	✓	✓	✓	✓	✓	✓
0692e18c	✓	✓	✓	✓	✓	✓
070dd51e	✗	✓	✓	✓	✓	✓
08573cc6	✓	✓	✓	✓	✓	✗
0934a4d8	✓	✓	✓	✓	✓	✓
09c534e7	✓	✓	✓	✓	✓	✓
0a1d4ef5	✓	✓	✓	✓	✓	✓
0a2355a6	✓	✓	✓	✓	✓	✓
0b17323b	✓	✓	✓	✓	✓	✓
0bb8deee	✓	✓	✓	✓	✓	✓
0becf7df	✓	✓	✓	✓	✓	✓
0c786b71	✓	✓	✓	✓	✓	✓
0c9aba6e	✓	✓	✓	✓	✓	✓
0d87d2a6	✗	✗	✗	✗	✗	✗
0e671a1a	✓	✓	✓	✓	✓	✓
0f63c0b9	✓	✓	✓	✓	✓	✓
103eff5b	✓	✓	✓	✓	✓	✓
11e1fe23	✗	✓	✗	✗	✓	✓
12422b43	✓	✓	✓	✓	✓	✓
12997ef3	✓	✓	✓	✓	✓	✓
12eac192	✓	✓	✓	✓	✓	✓
136b0064	✓	✓	✓	✓	✓	✓
13713586	✓	✓	✓	✓	✓	✓
137f0df0	✓	✓	✓	✓	✓	✓
140c817e	✓	✓	✓	✓	✓	✓
14754a24	✓	✓	✓	✓	✓	✗
15113be4	✓	✓	✓	✓	✓	✓
15663ba9	✓	✓	✓	✓	✓	✓
15696249	✓	✓	✓	✓	✓	✓
16b78196	✓	✓	✓	✓	✓	✗
17b80ad2	✓	✓	✓	✓	✓	✓
17cae0c1	✓	✓	✓	✓	✓	✓
18419cfa	✓	✓	✓	✓	✓	✓
184a9768	✓	✓	✓	✓	✓	✓
195ba7dc	✓	✓	✓	✓	✓	✓
1990f7a8	✓	✓	✓	✓	✓	✓
19bb5feb	✓	✓	✓	✓	✓	✓
1a2e2828	✓	✓	✓	✓	✓	✓
1a6449f1	✓	✓	✓	✓	✓	✓
1acc24af	✓	✓	✓	✓	✗	✓
1c02dbbe	✓	✓	✓	✓	✓	✓
1c0d0a4b	✓	✓	✓	✓	✓	✓
1c56ad9f	✓	✓	✓	✓	✓	✓
1d0a4b61	✓	✓	✓	✓	✓	✓
1d398264	✓	✓	✓	✓	✓	✓
1da012fc	✓	✓	✓	✓	✓	✓
1e81d6f9	✓	✓	✓	✓	✓	✓
1e97544e	✓	✓	✓	✓	✓	✓
2037f2c7	✓	✓	✓	✓	✓	✓
2072aba6	✓	✓	✓	✓	✓	✓
20818e16	✓	✓	✓	✓	✓	✓
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212895b5	✓	✓	✓	✓	✓	✗
21f83797	✓	✓	✓	✓	✓	✓
22a4bbc2	✓	✓	✓	✓	✓	✓
25094a63	✓	✓	✓	✓	✓	✓
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256b0a75	✓	✓	✓	✓	✓	✓
2685904e	✓	✓	✓	✓	✓	✓
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281123b4	✓	✓	✓	✓	✓	✓
292dd178	✓	✓	✓	✓	✓	✓
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310f3251	✓	✓	✓	✓	✓	✓
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31adaf00	✓	✓	✓	✓	✓	✗
31d5ba1a	✓	✓	✓	✓	✓	✓
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3391f8c0	✓	✓	✓	✓	✓	✓
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351d6448	✓	✓	✓	✓	✓	✓
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414297c0	✓	✓	✓	✓	✓	✓
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42918530	✓	✓	✓	✓	✓	✓
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45737921	✓	✓	✓	✓	✓	✓
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477d2879	✓	✓	✓	✓	✓	✓
47996f11	✓	✓	✓	✓	✓	✓
48131b3c	✓	✓	✓	✓	✓	✓
4852f2fa	✓	✓	✓	✓	✓	✓
48f8583b	✓	✓	✓	✓	✓	✓
4aab4007	✓	✓	✓	✓	✓	✓
4acc7107	✓	✓	✓	✓	✓	✓
4b6b68e5	✓	✓	✓	✓	✓	✓
4c177718	✓	✓	✓	✓	✓	✓
4cd1b7b2	✓	✓	✓	✓	✓	✓
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GPT-6 Astra

ARC-AGI 3 leaderboard

Verified scores

Tasks & environments

ARC-AGI-3 Public Demo - Standard harnessStandard harness enables a model to carry forward notes it chooses to keep with it throughout the environment.

ARC-AGI-3 Public Demo - Provider Adapter harnessThe Provider Adapter harness preserves opaque reasoning state between requests and uses compaction for longer conversations, allowing the model to reuse prior work.

ARC-AGI-2 Public Eval

ARC-AGI-1 Public Eval

ARC Prize 2026

ARC Prize: Newsletter

ARC-AGI-3 Public Demo - Standard harness

ARC-AGI-3 Public Demo - Provider Adapter harness