HASTATAgent stack guide ernie
Baidu Ernie 4.5 21B A3B Thinking
Reasoning model for deliberate analysis, multi-step problem solving, and tool use
Fresh · fetched 2026-08-17T02:11:57.739Z · Models.dev(opens in a new tab)
Minimum context128K
Output64K
Providers2
CapabilitiesReasoning
Provider offers
| Providers | Input / 1M | Output / 1M | Cache read / 1M | Context / output | Updated |
|---|---|---|---|---|---|
 Heliconeernie-4.5-21b-a3b-thinking | $0.070 | $0.28 | Unavailable | 128K | 2025-03-16 |
 NovitaAIbaidu/ernie-4.5-21B-a3b-thinking | $0.070 | $0.28 | Unavailable | 128K | 2025-09-19 |
Lowest reported provider price in USD per 1M tokens; unavailable is not free. Provider documentation remains authoritative. Catalogue presence is not an uptime, security, or quality endorsement.
Source metadata and limitations
Capabilities are source-reported. Tool calling does not prove quality in a particular harness. Prices and limits can change.
Modalities: text → text