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Union Alpha appears on OpenCode, reportedly competing with GPT-6 Astra on DeepSWE
An anonymous stealth model called Union Alpha has shown up on OpenCode, reportedly competing with GPT-6 Astra on DeepSWE and scoring well on an internal terminal benchmark, with free access for a week and its lab still unconfirmed.
Mehdi
@MehdiCadeArchived 2026.09.17Originally posted 2026.09.17
Mehdi @MehdiCadeOriginally posted 2026.09.17
🚨 NEW STEALTH AI MODEL: UNION ALPHA A mysterious model called “Union Alpha” just appeared on OpenCode and it’s already looking surprisingly strong. Competing with GPT-6 Astra on DeepSWE Strong results on Internal-Terminal-Benchmark Free access for one week Context + cutoff still unknown Identity of the lab remains unconfirmed We’re also due for a new Kimi model soon... Is Union Alpha secretly Kimi?
x.com/mehdicade/status/2100288970538029518Archived 2026.09.17 13:50