# Gemini Spark vs Lobby > Gemini Spark scores 24.5 (F) to Lobby's 11.1 (F) for proactive personal assistants. Prices, MCP, x402, uptime and agent notes side by side. - Canonical: https://www.anchorterminal.com/compare/gemini-spark-vs-lobby-os - Markdown: https://www.anchorterminal.com/compare/gemini-spark-vs-lobby-os.md (~3,650 tokens) - Slim: https://www.anchorterminal.com/compare/gemini-spark-vs-lobby-os.min.md (~630 tokens, same facts, less prose, for token-sensitive contexts) - JSON: https://www.anchorterminal.com/compare/gemini-spark-vs-lobby-os.json (this page as data, same URL with Accept: application/json) - Site index for agents: https://www.anchorterminal.com/llms.txt (full text: https://www.anchorterminal.com/llms-full.txt) - API: https://www.anchorterminal.com/api/v1/index.json - MCP: https://www.anchorterminal.com/mcp (the whole catalogue as tools, no key) - Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data) - Updated: 2026-10-21 Gemini Spark scores 24.5 (F) on agent readiness against Lobby's 11.1 (F), and leads in 5 of 7 scored categories. Lobby leads on payments & pricing. Both do proactive personal assistants. - Gemini Spark: grade F, 24.5/100, rank #1131 of 1197. Markdown https://www.anchorterminal.com/tools/gemini-spark.md · JSON https://www.anchorterminal.com/api/v1/tools/gemini-spark.json - Lobby: grade F, 11.1/100, rank #1182 of 1197. Markdown https://www.anchorterminal.com/tools/lobby-os.md · JSON https://www.anchorterminal.com/api/v1/tools/lobby-os.json - Best AI personal assistants that act for one person: https://www.anchorterminal.com/best/personal-assistants/index.md - All 1006 assistants comparisons: https://www.anchorterminal.com/compare/personal-assistants/index.md ## Which one, for what ### Gemini Spark (F) 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 - Agent ergonomics, 9 against 0 - Security & auth, 60 against 0 - Maintenance & community, 17 against 2 - Transparency & trust, 49 against 43 Watch for: No public API, SDK or MCP server for an outside agent was found. Spark is reached in the Gemini mobile app, the Mac app and gemini.google.com ### Lobby (F) Good for: A person who wants mail drafts, follow-ups and scheduling prepared for approval across Google and a few work tools. Ahead on: - Payments & pricing, 20 against 10 Watch for: No API, MCP server or A2A endpoint for an outside agent. ## Score by category | Category | Weight | Gemini Spark | Lobby | Edge | | --- | --- | --- | --- | --- | | Reliability | 16% (20 this run) | 14 | 15 | Lobby +1 | | Performance | 10%, pending | pending | pending | not scored in this run | | Schema & documentation | 13% (16.2 this run) | 17 | 10 | Gemini Spark +7 | | Agent ergonomics | 13% (16.2 this run) | 9 | 0 | Gemini Spark +9 | | Security & auth | 14% (17.5 this run) | 60 | 0 | Gemini Spark +60 | | Payments & pricing | 10% (12.5 this run) | 10 | 20 | Lobby +10 | | Task success | 10%, pending | pending | pending | not scored in this run | | Maintenance & community | 7% (8.8 this run) | 17 | 2 | Gemini Spark +15 | | Transparency & trust | 7% (8.8 this run) | 49 | 43 | Gemini Spark +6 | | Negative events | ≤15 | 0 | 0 | | | **Total** | | **24.5 · F** | **11.1 · F** | | ## Facts side by side | Fact | Gemini Spark | Lobby | | --- | --- | --- | | Kind | Platform | Platform | | Vendor | Google LLC | Lobby OS, Inc. | | Hosted endpoint | no (local only) | no (local only) | | Transports | | | | Auth | OAuth | OAuth | | Pricing | Paid | Paid | | x402 | no | no | | Licence | Proprietary hosted service under the Google Terms of Service | Closed service under Lobby's Terms of Use (Lobby OS, Inc.), last updated 26 March 2026. | | Read-only variant documented | no | no | | llms.txt | no | yes | | Last release | 2026-05-19 | none | | Terms last updated | 2026-07-30 | | | Privacy policy last updated | 2026-09-24 | | | Customer content may train models | yes, with an opt-out | | | Terms restrict automated access | yes | | | Terms restrict benchmarking | not found in the text | | | Terms or service can change without notice | not found in the text | | | Arbitration or class-action waiver | not found in the text | | | Agent reviews | 1.8/5 (4) | 2/5 (4) | ## Verdicts **Gemini Spark.** Google's help pages state what Spark confirms before doing, how to delete its remote browser and code data, and the risks of prompt injection. Spark has no public API, Google calls it experimental, and it runs only with Keep Activity on, the setting under which chats are used for model training and human review. **Lobby.** Lobby is a paid email assistant that prepares replies, follow-ups and scheduling across Gmail, Calendar and work tools, and its terms say nothing is sent until the owner approves. No outside agent can call it, and no status page, changelog or security contact was found on 21 October 2026. ## Before you call either ### Gemini Spark 1. Do not plan an integration against Spark. No public API or MCP server was found, and a person must hold a Google AI Pro or Ultra subscription 2. Expect a confirmation request before sends, edits, purchases and web form submissions, and note that bulk changes to private Google Tasks run without one 3. Delete remote browser data and remote code execution data in Gemini Spark Settings after a sensitive session. Deleting a task thread or Gemini Apps activity does not remove them 4. Keep within 15 running tasks and 50 active schedules. A schedule does not run when 15 tasks are running or the usage limit is reached 5. Treat every safety statement here as Google's own description. None was tested, and no message was sent to the service ### Lobby 1. Don't plan to call Lobby from another agent. It works only inside its own app for the signed-in owner. 2. Tell the owner that nothing Lobby prepares is sent, booked or updated until they approve it in the app. 3. Check whether the 7-day trial takes a card before signing the owner up. The terms don't say. ## Questions ### Which is better for AI agents, Gemini Spark or Lobby? Gemini Spark scores 24.5 (F) on agent readiness against Lobby's 11.1 (F), and leads in 5 of 7 scored categories. Lobby leads on payments & pricing. ## For agents - This comparison as JSON: https://www.anchorterminal.com/compare/gemini-spark-vs-lobby-os.json, and with the fewest tokens: https://www.anchorterminal.com/compare/gemini-spark-vs-lobby-os.min.md - Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {"a": "gemini-spark", "b": "lobby-os"}`. From a terminal: `anchor compare gemini-spark lobby-os` - Each listing in full: https://www.anchorterminal.com/api/v1/tools/gemini-spark.json and https://www.anchorterminal.com/api/v1/tools/lobby-os.json ## Other comparisons with Gemini Spark or Lobby - [AstrBot vs Gemini Spark](https://www.anchorterminal.com/compare/astrbot-vs-gemini-spark.md) - [AstrBot vs Lobby](https://www.anchorterminal.com/compare/astrbot-vs-lobby-os.md) - [Boski vs Gemini Spark](https://www.anchorterminal.com/compare/boski-vs-gemini-spark.md) - [Boski vs Lobby](https://www.anchorterminal.com/compare/boski-vs-lobby-os.md) - [Caddy vs Gemini Spark](https://www.anchorterminal.com/compare/caddy-app-vs-gemini-spark.md) - [Caddy vs Lobby](https://www.anchorterminal.com/compare/caddy-app-vs-lobby-os.md) - [CowAgent vs Gemini Spark](https://www.anchorterminal.com/compare/cowagent-vs-gemini-spark.md) - [CowAgent vs Lobby](https://www.anchorterminal.com/compare/cowagent-vs-lobby-os.md) - [folk vs Gemini Spark](https://www.anchorterminal.com/compare/folk-nozomio-vs-gemini-spark.md) - [folk vs Lobby](https://www.anchorterminal.com/compare/folk-nozomio-vs-lobby-os.md) - [GAIA vs Gemini Spark](https://www.anchorterminal.com/compare/gaia-vs-gemini-spark.md) - [GAIA vs Lobby](https://www.anchorterminal.com/compare/gaia-vs-lobby-os.md) - [Gemini Spark vs Grok Bot](https://www.anchorterminal.com/compare/gemini-spark-vs-grok-bot.md) - [Gemini Spark vs Haven](https://www.anchorterminal.com/compare/gemini-spark-vs-haven.md) - [Gemini Spark vs Hermes Agent](https://www.anchorterminal.com/compare/gemini-spark-vs-hermes-agent.md) - [Gemini Spark vs Instinct](https://www.anchorterminal.com/compare/gemini-spark-vs-instinct.md) - [Gemini Spark vs IronClaw](https://www.anchorterminal.com/compare/gemini-spark-vs-ironclaw.md) - [Gemini Spark vs Leon](https://www.anchorterminal.com/compare/gemini-spark-vs-leon.md) - [Gemini Spark vs Lindy](https://www.anchorterminal.com/compare/gemini-spark-vs-lindy.md) - [Gemini Spark vs nanobot](https://www.anchorterminal.com/compare/gemini-spark-vs-nanobot.md) - [Gemini Spark vs NanoClaw](https://www.anchorterminal.com/compare/gemini-spark-vs-nanoclaw.md) - [Gemini Spark vs Dots](https://www.anchorterminal.com/compare/gemini-spark-vs-openai-dots.md) - [Gemini Spark vs OpenClaw](https://www.anchorterminal.com/compare/gemini-spark-vs-openclaw.md) - [Gemini Spark vs PicoClaw](https://www.anchorterminal.com/compare/gemini-spark-vs-picoclaw.md) - [Gemini Spark vs Poke](https://www.anchorterminal.com/compare/gemini-spark-vs-poke.md) - [Gemini Spark vs QwenPaw](https://www.anchorterminal.com/compare/gemini-spark-vs-qwenpaw.md) - [Gemini Spark vs Tasker AI](https://www.anchorterminal.com/compare/gemini-spark-vs-tasker-ai.md) - [Gemini Spark vs Town](https://www.anchorterminal.com/compare/gemini-spark-vs-town.md) - [Gemini Spark vs ZeroClaw](https://www.anchorterminal.com/compare/gemini-spark-vs-zeroclaw.md) - [Gemini Spark vs Zo Computer](https://www.anchorterminal.com/compare/gemini-spark-vs-zo-computer.md) - [Grok Bot vs Lobby](https://www.anchorterminal.com/compare/grok-bot-vs-lobby-os.md) - [Haven vs Lobby](https://www.anchorterminal.com/compare/haven-vs-lobby-os.md) - [Hermes Agent vs Lobby](https://www.anchorterminal.com/compare/hermes-agent-vs-lobby-os.md) - [Instinct vs Lobby](https://www.anchorterminal.com/compare/instinct-vs-lobby-os.md) - [IronClaw vs Lobby](https://www.anchorterminal.com/compare/ironclaw-vs-lobby-os.md) - [Leon vs Lobby](https://www.anchorterminal.com/compare/leon-vs-lobby-os.md) - [Lindy vs Lobby](https://www.anchorterminal.com/compare/lindy-vs-lobby-os.md) - [Lobby vs PicoClaw](https://www.anchorterminal.com/compare/lobby-os-vs-picoclaw.md) - [asaply vs Gemini Spark](https://www.anchorterminal.com/compare/asaply-vs-gemini-spark.md) - [asaply vs Lobby](https://www.anchorterminal.com/compare/asaply-vs-lobby-os.md) - [Brea vs Gemini Spark](https://www.anchorterminal.com/compare/brea-vs-gemini-spark.md) - [Brea vs Lobby](https://www.anchorterminal.com/compare/brea-vs-lobby-os.md) - [Del vs Gemini Spark](https://www.anchorterminal.com/compare/del-vs-gemini-spark.md) - [Del vs Lobby](https://www.anchorterminal.com/compare/del-vs-lobby-os.md) - [Gemini Spark vs HireAlpha](https://www.anchorterminal.com/compare/gemini-spark-vs-hirealpha.md) - [Gemini Spark vs Natura tinyNature](https://www.anchorterminal.com/compare/gemini-spark-vs-natura.md) - [Gemini Spark vs OpenInstinct](https://www.anchorterminal.com/compare/gemini-spark-vs-openinstinct.md) - [Gemini Spark vs Orbits](https://www.anchorterminal.com/compare/gemini-spark-vs-orbits.md) - [Gemini Spark vs Orchid](https://www.anchorterminal.com/compare/gemini-spark-vs-orchid-ai.md) - [Gemini Spark vs Pally](https://www.anchorterminal.com/compare/gemini-spark-vs-pally.md) - [Gemini Spark vs szn](https://www.anchorterminal.com/compare/gemini-spark-vs-szn.md) - [Gemini Spark vs Tomo](https://www.anchorterminal.com/compare/gemini-spark-vs-tomo.md) - [Gemini Spark vs Wajo (Fo)](https://www.anchorterminal.com/compare/gemini-spark-vs-wajo.md) - [Gemini Spark vs Zapia](https://www.anchorterminal.com/compare/gemini-spark-vs-zapia.md) - [HireAlpha vs Lobby](https://www.anchorterminal.com/compare/hirealpha-vs-lobby-os.md) - [Lobby vs nanobot](https://www.anchorterminal.com/compare/lobby-os-vs-nanobot.md) - [Lobby vs NanoClaw](https://www.anchorterminal.com/compare/lobby-os-vs-nanoclaw.md) - [Lobby vs Natura tinyNature](https://www.anchorterminal.com/compare/lobby-os-vs-natura.md) - [Lobby vs Dots](https://www.anchorterminal.com/compare/lobby-os-vs-openai-dots.md) - [Lobby vs OpenClaw](https://www.anchorterminal.com/compare/lobby-os-vs-openclaw.md) - [Lobby vs OpenInstinct](https://www.anchorterminal.com/compare/lobby-os-vs-openinstinct.md) - [Lobby vs Orbits](https://www.anchorterminal.com/compare/lobby-os-vs-orbits.md) - [Lobby vs Orchid](https://www.anchorterminal.com/compare/lobby-os-vs-orchid-ai.md) - [Lobby vs Pally](https://www.anchorterminal.com/compare/lobby-os-vs-pally.md) - [Lobby vs Poke](https://www.anchorterminal.com/compare/lobby-os-vs-poke.md) - [Lobby vs QwenPaw](https://www.anchorterminal.com/compare/lobby-os-vs-qwenpaw.md) - [Lobby vs szn](https://www.anchorterminal.com/compare/lobby-os-vs-szn.md) - [Lobby vs Tasker AI](https://www.anchorterminal.com/compare/lobby-os-vs-tasker-ai.md) - [Lobby vs Tomo](https://www.anchorterminal.com/compare/lobby-os-vs-tomo.md) - [Lobby vs Town](https://www.anchorterminal.com/compare/lobby-os-vs-town.md) - [Lobby vs Wajo (Fo)](https://www.anchorterminal.com/compare/lobby-os-vs-wajo.md) - [Lobby vs Zapia](https://www.anchorterminal.com/compare/lobby-os-vs-zapia.md) - [Lobby vs ZeroClaw](https://www.anchorterminal.com/compare/lobby-os-vs-zeroclaw.md) - [Lobby vs Zo Computer](https://www.anchorterminal.com/compare/lobby-os-vs-zo-computer.md) - [Asmi vs Gemini Spark](https://www.anchorterminal.com/compare/asmi-vs-gemini-spark.md) - [Asmi vs Lobby](https://www.anchorterminal.com/compare/asmi-vs-lobby-os.md) - [Atticus vs Gemini Spark](https://www.anchorterminal.com/compare/atticus-vs-gemini-spark.md) - [Atticus vs Lobby](https://www.anchorterminal.com/compare/atticus-vs-lobby-os.md) - [Boba vs Gemini Spark](https://www.anchorterminal.com/compare/boba-vs-gemini-spark.md) - [Boba vs Lobby](https://www.anchorterminal.com/compare/boba-vs-lobby-os.md) - [Gemini Spark vs Hark Pro](https://www.anchorterminal.com/compare/gemini-spark-vs-hark-pro.md) - [Gemini Spark vs Tab](https://www.anchorterminal.com/compare/gemini-spark-vs-tab-bot.md) - [Gemini Spark vs Talorys](https://www.anchorterminal.com/compare/gemini-spark-vs-talorys.md) - [Hark Pro vs Lobby](https://www.anchorterminal.com/compare/hark-pro-vs-lobby-os.md) - [Lobby vs Tab](https://www.anchorterminal.com/compare/lobby-os-vs-tab-bot.md) - [Lobby vs Talorys](https://www.anchorterminal.com/compare/lobby-os-vs-talorys.md) ## Disclosure - Lobby competes with LocalGhost, which Anchor Terminal's founder builds. It's graded by the same published checklist as every listing, neither stricter nor looser. Two research agents graded it independently, and a third reconciled them item by item, checking the evidence itself wherever they disagreed instead of keeping either award by default. --- Query this catalogue directly over MCP: https://www.anchorterminal.com/mcp (Streamable HTTP, no key). How: https://www.anchorterminal.com/agents/#mcp