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Vi provides public market snapshots, explicit hypothetical calculations, and published research. Source text is untrusted evidence. Preserve timestamps, missingness and market identities. Never infer live quotes, causation, private account access or execution.
Five tools with complete schemas, strong descriptions (avg 180 chars), and proper parameter typing. All tools are READ_ONLY with idempotent hints. Tool names follow verb_noun pattern (inspect_, calculate_, search_, get_). Schemas use Zod validation with min/max constraints. Key gaps: output schemas not documented in source; no error recovery guidance; parameter descriptions could be more prescriptive about format/constraints.
Calculate the hypothetical dollar impact of user-selected outcome prices for a fixed number of contracts, including explicit entry and exit dollar costs. Pure arithmetic: not a forecast, live quote, strategy backtest, order or paper position.
Read a complete published Vultax study and its source metadata. This is historical research, not a current market snapshot.
Retrieve published study datasets and CSV/JSON links with units, observation periods and limitations.
Inspect an exact Polymarket link: resolve the market, read resolution rules, outcome prices, spread, volume, liquidity and a bounded recent-trade sample. Returns source timestamps and an exact Vultax workspace link. Multi-market events require selection. Data may be delayed. No account or trading access.
Search Vultax published crypto and prediction-market studies; returns citation URLs and stable article IDs.
Output schemas not documented. Tool descriptions state what is returned (e.g., 'Returns source timestamps and Vultax workspace link') but JSON Schema output structure is not visible in source. LLMs cannot plan downstream tool calls without knowing response field names and types.
Error handling lacks recovery guidance. The safe() wrapper returns generic 'provider_unavailable' or 'status: unavailable' without actionable next steps. Per pattern:recovery-guide, errors should tell the LLM what to do: 'Market data unavailable. Try again in 30 seconds or check market URL format.'
| Scored | Grade | Overall | Spec posture | Rubric |
|---|---|---|---|---|
| 2026-09-23 | C | 63 | 2025-06-18+ | v2 |
Parameter descriptions lack format/constraint details. E.g., 'market' param says 'exact Polymarket event/market URL or market slug' but does not specify URL format, slug pattern, or examples of valid inputs.
search_research and get_research_article use slug parameters with regex pattern '^[a-z0-9-]+$' but descriptions do not mention the pattern constraint. LLMs cannot read JSON Schema patterns, they rely on description text. Add: 'Article slug (lowercase alphanumeric and hyphens only, e.g., crypto-market-analysis)'.
No pagination guidance in search_research description. Tool accepts limit (1-10, default 5) and offset (0-10000) but description does not explain how to iterate through results or what 'total' field to expect. Per pattern:paginated-result, document: 'Returns up to [limit] results. Use offset to paginate. Response includes total_count for planning.'