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Tiingo Key Verification — 2026-09-09

  • Test: GET api.tiingo.com/tiingo/daily/SPY/prices?startDate=2026-09-01&endDate=2026-09-08&columns=date,adjClose
  • Result: 5 rows returned (2026-09-01 → 2026-09-08; adjClose 761.78 → 765.96), HTTP 200
  • Key storage: ~/.config/okf_bundles/tiingo.key (chmod 600, outside the repository)
  • Key rotated by the operator on 2026-09-09 (prior key retired)
  • Conclusion: Tiingo access VERIFIED for V1 snapshot plumbing