Who ranks #1 on the Mega Xstorycloze leaderboard?
As of August 31, 2026, Phi-3.5-MoE-instruct by Microsoft ranks #1 on Mega Xstorycloze at 82.8%. API pricing is $0.07/M input and $0.14/M output.
As of August 31, 2026, Phi-3.5-MoE-instruct is #1 for Mega Xstorycloze at 82.8%. Ranked by the Mega Xstorycloze score 2 models in this index have a published Mega Xstorycloze score. Mega Xstorycloze leaderboard: rank models by Mega Xstorycloze next to live API token prices.
Next step
Auth, billing, and the API layer are already decided. Fork 8 finished AI apps, or have us build the first version with you.
The index
345 models across 36 providers. Search or jump to a lab — every model page stays linked here.









As of August 31, 2026, Phi-3.5-MoE-instruct by Microsoft is #1 for Mega Xstorycloze at 82.8%. Ranked by the Mega Xstorycloze score This board also tracks Mega Xstorycloze. Next on the same board: Phi-3.5-mini-instruct. This mega xstorycloze leaderboard ranks models by Mega Xstorycloze. Scores come from public evals. Prices are the live API rates in the table above.
Sources: OpenAI API pricing (https://developers.openai.com/api/docs/pricing); Anthropic Claude API pricing (https://platform.claude.com/docs/en/about-claude/pricing); Gemini API pricing (https://ai.google.dev/gemini-api/docs/pricing)
| Rank | Model | Mega Xstorycloze | Input /M | Output /M |
|---|---|---|---|---|
| 1 | Phi-3.5-MoE-instruct | 82.8% | $0.07 | $0.14 |
| 2 | Phi-3.5-mini-instruct | 73.5% | $0.10 | $0.10 |
Rank one eval at a time. All LLM benchmarks.
As of August 31, 2026, Phi-3.5-MoE-instruct by Microsoft ranks #1 on Mega Xstorycloze at 82.8%. API pricing is $0.07/M input and $0.14/M output.
The current Mega Xstorycloze ranking as of August 31, 2026 is 1. Phi-3.5-MoE-instruct at 82.8%; 2. Phi-3.5-mini-instruct at 73.5%.
Phi-3.5-mini-instruct is the cheapest scored model on this mega xstorycloze leaderboard at $0.10/M input and $0.10/M output ($0.20 blended). Phi-3.5-MoE-instruct still leads Mega Xstorycloze at 82.8%.
Not automatically. Phi-3.5-MoE-instruct leads Mega Xstorycloze, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh Mega Xstorycloze against input/output price, context window, and related evals.
Scores and API prices on this page are refreshed from published evals and provider rates. The snapshot is labeled August 31, 2026. Treat it as a current index, not a one-off blog post.
Mega Xstorycloze is a public LLM eval (the Mega Xstorycloze score). This page ranks models that have published a score, next to live API prices.
This page is the Mega Xstorycloze leaderboard. Models are sorted by Mega Xstorycloze, with input and output token prices on the same row so you can weigh score against cost. Official boards often omit price; that comparison is the point of this index.
Official eval pages own the methodology. This page keeps the published Mega Xstorycloze score next to live API $/M so you can pick a production SKU, not only a trophy number.