Open Standard for Service Agents ยท v0.4.6

Vendor-Neutral AI Governance

OSSA is a specification for defining AI agents with built-in governance โ€” compliance, cost controls, human approval workflows, and audit logging โ€” all declared in a single YAML manifest.

What is OSSA

Define once

One YAML manifest describes everything โ€” the agent role, LLM config, compliance rules, cost limits, HITL gates.

Execute anywhere

Switch Gemini โ†’ Claude โ†’ GPT by changing one line. All governance stays identical.

Govern automatically

Cost budgets enforced at runtime. HITL triggers on configured conditions. Every action audited.

Trust by design

Compliance frameworks (HIPAA, SOC2) declared per agent. Data classification and retention built in.

Architecture & Key Concepts

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Manifest as Code

Define agents in YAML โ€” provider, compliance, cost limits, HITL rules. Version control friendly.

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Vendor Neutral

Switch between Gemini, Claude, GPT by changing one line. Governance rules stay the same.

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HITL Approval

Human-in-the-loop gates trigger on conditions like input size or cost threshold.

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Cost Governance

Per-execution and daily token budgets enforced. Provider-specific pricing tracked in real-time.

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Audit Logging

Every action logged with timestamp. Full traceability for compliance investigation.

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Compliance

HIPAA, SOC2 declared per manifest. Data classification and retention policy enforced.

Sample OSSA Manifest

apiVersion: ossa/v0.4.6
kind: Agent
metadata:
  name: document-summarizer
spec:
  llm:
    provider: gemini          # โ† change to: anthropic / openai
    model: gemini-2.5-flash
  compliance:
    frameworks: [HIPAA, SOC2]
  cost:
    tokenBudget:
      perExecution: 2000
    spendLimits:
      daily: 0.50
  hitl:
    enabled: true
    interventionPoints:
      - trigger:
          type: on_condition
          condition: input_size > 5000
        mode: ALWAYS

โ† Select an agent from the sidebar to start executing

OSSA Pipeline
OSSA Compliance Log ยท Real-time
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Validate

Manifest

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Budget

Governance

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LLM

Invoke

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Audit

Capture

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Complete

Run an agent to see the OSSA execution pipeline