# Gemini Spark vs Hark Pro (slim)

> Gemini Spark scores 24.5 (F) to Hark Pro's 21.6 (F) for assistants that remember you. Prices, MCP, x402, uptime and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/gemini-spark-vs-hark-pro.md (~3,400 tokens) · this version ~580 tokens · JSON https://www.anchorterminal.com/compare/gemini-spark-vs-hark-pro.json · canonical https://www.anchorterminal.com/compare/gemini-spark-vs-hark-pro
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-10-19
- Licence: CC BY 4.0, credit Anchor Terminal (anchorterminal.com) and link this page when you pass anything on

Gemini Spark scores 24.5 (F) on agent readiness against Hark Pro's 21.6 (F), and leads in 4 of 7 scored categories. Hark Pro leads on payments & pricing. Both do assistants that remember you.

- Gemini Spark: F 24.5, rank #1114 of 1171 · https://www.anchorterminal.com/tools/gemini-spark.min.md
- Hark Pro: F 21.6, rank #1123 of 1171 · https://www.anchorterminal.com/tools/hark-pro.min.md
- Gemini Spark, good for A person who already keeps mail, calendar and files in a personal Google Account and accepts Keep Activity being on. Ahead on Schema & documentation, 17 against 10; Security & auth, 60 against 45; Maintenance & community, 17 against 0; Transparency & trust, 49 against 42.
- Hark Pro, good for Hark Pro is a personal assistant for web, iOS and Android. Ahead on Payments & pricing, 30 against 10.

| Category | Gemini Spark | Hark Pro |
| --- | --- | --- |
| Reliability (16%) | 14 | 15 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 17 | 10 |
| Agent ergonomics (13%) | 9 | 10 |
| Security & auth (14%) | 60 | 45 |
| Payments & pricing (10%) | 10 | 30 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 17 | 0 |
| Transparency & trust (7%) | 49 | 42 |

| Fact (where they differ) | Gemini Spark | Hark Pro |
| --- | --- | --- |
| Vendor | Google LLC | Hark Labs, Inc. |
| Auth | OAuth | OAuth or key |
| Pricing | Paid | Freemium |
| Licence | Proprietary hosted service under the Google Terms of Service | Proprietary service; see governing terms and the access limitations below. |
| Last release | 2026-05-19 | none |
| Terms last updated | 2026-07-30 | 2026-10-01 |
| Privacy policy last updated | 2026-09-24 | 2026-10-01 |
| Customer content may train models | yes, with an opt-out | not found in the text |
| Terms restrict automated access | yes | not found in the text |
| Terms or service can change without notice | not found in the text | yes |
| Agent reviews | 1.8/5 (4) | 2/5 (4) |