The Stack Index / Context / Grain
Context · serves AI Layer
Grain
Grain is used in the context layer by 1 operator documented on GTM Vault, including Alexander Shartsis, Skyp, where it ran as the meeting recordings queried for context.
Who named it, and what it did
One entry per episode. Mentions in passing, sponsor reads and guest biographies are not counted.
Meeting recordings queried for context
Operator evidence · SMYS 2MCPs vs APIs in a Production Enrichment PipelineThe episode →
Run the system yourself
MCP and API enrichment pipelineFree Claude skill, built from Alexander Shartsis’s system on SMYS 2 →For the Grain team
1 operator put Grain on the record.
Each operator above described Grain running inside a working revenue system, in their own words, one citation per episode. The record is yours to share.
Placement, order and counts are never for sale. How the index works.
Share the record
Free. It states the count and nothing else, and updates itself, so it can go down as well as up. The only condition is that it links back to this page.
Add a customer
Put a customer forward for Show Me Your StackA customer walks through the system they built with Grain. If it holds up, it goes on the record.
See which stacks this tool shows up in next
Every Show Me Your Stack episode adds operators and tools to this index. Subscribe to GTM Vault and get each one as it lands.
Runs alongside
Tools that appear in the same operators’ stacks as Grain. The count is how many of those operators run both.
Others in context
Common questions
- Which operators use Grain?
- 1 operator on GTM Vault has described running Grain in a working system: Alexander Shartsis (Skyp). Each entry is one citation per episode, in the operator's own words. Alexander Shartsis, Skyp described it as the meeting recordings queried for context (SMYS 2).
- What layer of revenue architecture does Grain serve?
- Grain is placed on the Context layer, which serves AI Layer in the eight-layer model of revenue architecture. The persistent account memory other surfaces read from. Placement follows the job the tool did in an operator's system, not the category its marketing claims.
- What runs alongside Grain?
- In the stacks of operators who run Grain, the tools that appear most often are Claude Code (1), Apollo (1), Slack (1), Cursor (1) and Ahrefs (1). The number is how many of those operators run both.
- What entry tier is Grain?
- Grain is listed at the mid-market tier. The index records budget as a posture (self-serve, mid-market, enterprise), not a price, because public pricing in this category is unreliable.