Hands-On with Context Graphs: Build an Agentic Memory Layer with TigerGraph
Blog post from TigerGraph
TigerGraph’s tutorial presents a graph-native memory architecture for AI agents that addresses the limitations of stateless conversation histories and vector similarity retrieval by storing persistent entities, relationships, documents, sessions, queries, and events in a context graph. Using TigerGraph Savanna and the TigerGraph MCP Server, agents can retrieve relationship-aware context before responding, then update the graph afterward with extracted entities, linked documents, events, and co-occurring concepts. The workflow covers designing a schema, configuring the MCP connection, implementing context-reading and interaction-writing functions, and combining them into a read–reason–write agent loop. This approach enables agents to track changes across sessions, answer relational and temporal questions, provide more personalized and traceable responses, and avoid repeatedly rediscovering information. The framework-independent MCP integration supports tools such as LangChain, LlamaIndex, OpenAI Agents SDK, and direct LLM APIs, while the same shared graph pattern can extend to multi-agent systems and domains including enterprise knowledge, supply chain operations, customer intelligence, fraud investigation, and IT operations.
| Trend | Post Mentions | Total Month Mentions | Posts | Companies | MoM |
|---|---|---|---|---|---|
| LLM | 17 | 5,236 | 1,063 | 243 | -33% |
| AI Agents | 14 | 5,997 | 1,304 | 256 | -18% |
| MCP | 14 | 9,311 | 907 | 218 | -22% |
| Vector Search | 5 | 2,397 | 384 | 131 | +4% |
| Multi-agent systems | 2 | 445 | 171 | 65 | -19% |
| Agent Context Engineering | 1 | 324 | 104 | 53 | +135% |
| Harness engineering | 1 | 208 | 129 | 59 | -23% |
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