Source: https://internal-agents.com/agents/harvey-spectre # Harvey — Spectre Harvey's internal collaborative cloud agent platform; reacts to incidents, bug reports, and Slack messages and produces reviewable diffs, branches, and PRs. > This entry describes supporting infrastructure that other work builds on. The catalog classifies it as a platform. The record also reports a workflow. - Approach type: Platform - Deployment stage: Deployed - Autonomy: Drafts reviewed - Evidence strength: Detailed primary - Status: Internal - First reported year: 2026 - Work: Coding, Code review, On-call, Security - Interfaces: Slack, Web, Automation - Invocation: Interactive - Entry reviewed: 2026-08-31 ## Where people stay involved - **incident or request → reviewable diff or pull request** — Work product review · Level 3 ## Overview ### Summary Harvey's internal collaborative cloud agent platform; reacts to incidents, bug reports, and Slack messages and produces reviewable diffs, branches, and PRs. Fact · Reported · High confidence · `harvey-spectre--summary` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ## How it works ### Supporting component Long-lived run state over throwaway compute Fact · Reported · High confidence · `harvey-spectre--primitives-0` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Supporting component Outputs are summaries, diffs, branches, PRs; not silent actions Fact · Reported · High confidence · `harvey-spectre--primitives-1` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ## Supervision evidence ### Operating model assessment Level 3 for incident or request → reviewable diff or pull request; human attention boundary: work-product-review. Inference · Catalog judgment · High confidence · `harvey-spectre--operating-models-0` Confidence reason: The source explicitly frames diffs, branches, and pull requests as reviewable outputs. Qualifications: - Observation date: 2026 Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ## Implementation details ### Sandbox Isolated ephemeral execution environments; durable runs Fact · Reported · High confidence · `harvey-spectre--architecture-sandbox` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Harness Collaborative cloud agent platform with explicit boundaries around GitHub, Datadog, Linear, and other connected systems Fact · Reported · High confidence · `harvey-spectre--architecture-harness` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Model Not specified Fact · Reported · High confidence · `harvey-spectre--architecture-model` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Interfaces slack, web, automation Fact · Reported · High confidence · `harvey-spectre--architecture-interfaces` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Tool access Explicit tool boundaries; reacts to incidents, bug reports, customer feedback, and Slack messages Fact · Reported · High confidence · `harvey-spectre--architecture-tool-access` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Credentials Explicit tool boundaries; outputs are reviewable Fact · Reported · High confidence · `harvey-spectre--architecture-credentials` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Context management Durable runs over disposable execution environments Fact · Reported · High confidence · `harvey-spectre--architecture-context-mgmt` Confidence reason: A linked first-party source states the claim. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ## Lessons and interpretation ### Lesson Make outputs reviewable (diffs, branches, PRs) rather than letting the agent act silently Inference · Catalog judgment · Medium confidence · `harvey-spectre--lessons-learned-0` Confidence reason: The catalog derives this observation from the linked sources. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Lesson Implementation speed shifts the bottleneck toward review, prioritization, and coordination Inference · Catalog judgment · Medium confidence · `harvey-spectre--lessons-learned-1` Confidence reason: The catalog derives this observation from the linked sources. Evidence: - Supports · [1] [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-1/content.md) ### Lesson Harvey keeps its product-agent and security-agent platforms on separate substrates because they have different trust boundaries Inference · Catalog judgment · Medium confidence · `harvey-spectre--lessons-learned-2` Confidence reason: The catalog derives this observation from the linked sources. Evidence: - Supports · [2] [Building an agentic security operations center](https://www.harvey.ai/blog/building-an-agentic-security-operations-center) · [Preserved copy](https://github.com/steel-experiments/internal-agents-map/blob/main/archive/sources/harvey-spectre-source-2/content.md) ## Sources 1. [Building Spectre; internal collaborative cloud agent platform](https://www.harvey.ai/blog/building-spectre-internal-collaborative-cloud-agent-platform) - Engineering blog · First party · Evidence - Original URL: - Accessed: 2026-08-12 · Last verified: 2026-08-31 - Preserved copy in the repository: 2. [Building an agentic security operations center](https://www.harvey.ai/blog/building-an-agentic-security-operations-center) - Engineering blog · First party · Evidence - Original URL: - Accessed: 2026-08-12 · Last verified: 2026-08-31 - Preserved copy in the repository: