diff --git a/.changeset/poor-humans-scream.md b/.changeset/poor-humans-scream.md
new file mode 100644
index 00000000..af6aa049
--- /dev/null
+++ b/.changeset/poor-humans-scream.md
@@ -0,0 +1,5 @@
+---
+'@graphprotocol/graph-cli': minor
+---
+
+Add support for indexerHints in manifest
diff --git a/packages/cli/src/protocols/arweave/manifest.graphql b/packages/cli/src/protocols/arweave/manifest.graphql
index c95d7b30..e86ec584 100644
--- a/packages/cli/src/protocols/arweave/manifest.graphql
+++ b/packages/cli/src/protocols/arweave/manifest.graphql
@@ -9,6 +9,8 @@ scalar File
 scalar BigInt
 scalar JSON
 
+union StringOrBigInt = String | BigInt
+
 type SubgraphManifest {
   specVersion: String!
   schema: Schema!
@@ -16,12 +18,17 @@ type SubgraphManifest {
   repository: String
   graft: Graft
   dataSources: [DataSource!]!
+  indexerHints: IndexerHints
 }
 
 type Schema {
   file: File!
 }
 
+type IndexerHints {
+  prune: StringOrBigInt
+}
+
 type DataSource {
   kind: String!
   name: String!
diff --git a/packages/cli/src/protocols/cosmos/manifest.graphql b/packages/cli/src/protocols/cosmos/manifest.graphql
index e8f4d40a..f390dacd 100644
--- a/packages/cli/src/protocols/cosmos/manifest.graphql
+++ b/packages/cli/src/protocols/cosmos/manifest.graphql
@@ -9,6 +9,8 @@ scalar File
 scalar BigInt
 scalar JSON
 
+union StringOrBigInt = String | BigInt
+
 type SubgraphManifest {
   specVersion: String!
   features: [String!]
@@ -17,12 +19,17 @@ type SubgraphManifest {
   repository: String
   graft: Graft
   dataSources: [DataSource!]!
+  indexerHints: IndexerHints
 }
 
 type Schema {
   file: File!
 }
 
+type IndexerHints {
+  prune: StringOrBigInt
+}
+
 type DataSource {
   kind: String!
   name: String!
diff --git a/packages/cli/src/protocols/ethereum/manifest.graphql b/packages/cli/src/protocols/ethereum/manifest.graphql
index c6dd0cce..a0a43cf8 100644
--- a/packages/cli/src/protocols/ethereum/manifest.graphql
+++ b/packages/cli/src/protocols/ethereum/manifest.graphql
@@ -10,6 +10,8 @@ scalar BigInt
 scalar Boolean
 scalar JSON
 
+union StringOrBigInt = String | BigInt
+
 type SubgraphManifest {
   specVersion: String!
   features: [String!]
@@ -19,12 +21,17 @@ type SubgraphManifest {
   graft: Graft
   dataSources: [DataSource!]!
   templates: [DataSourceTemplate!]
+  indexerHints: IndexerHints
 }
 
 type Schema {
   file: File!
 }
 
+type IndexerHints {
+  prune: StringOrBigInt
+}
+
 type DataSource {
   kind: String!
   name: String!
diff --git a/packages/cli/src/protocols/near/manifest.graphql b/packages/cli/src/protocols/near/manifest.graphql
index 2cc57201..96742bde 100644
--- a/packages/cli/src/protocols/near/manifest.graphql
+++ b/packages/cli/src/protocols/near/manifest.graphql
@@ -9,6 +9,8 @@ scalar File
 scalar BigInt
 scalar JSON
 
+union StringOrBigInt = String | BigInt
+
 type SubgraphManifest {
   specVersion: String!
   features: [String!]
@@ -17,12 +19,17 @@ type SubgraphManifest {
   repository: String
   graft: Graft
   dataSources: [DataSource!]!
+  indexerHints: IndexerHints
 }
 
 type Schema {
   file: File!
 }
 
+type IndexerHints {
+  prune: StringOrBigInt
+}
+
 type DataSource {
   kind: String!
   name: String!
diff --git a/packages/cli/src/protocols/substreams/manifest.graphql b/packages/cli/src/protocols/substreams/manifest.graphql
index 92ec45df..364f910e 100644
--- a/packages/cli/src/protocols/substreams/manifest.graphql
+++ b/packages/cli/src/protocols/substreams/manifest.graphql
@@ -8,6 +8,7 @@ scalar String
 scalar File
 scalar BigInt
 
+union StringOrBigInt = String | BigInt
 type SubgraphManifest {
   specVersion: String!
   features: [String!]
@@ -16,12 +17,17 @@ type SubgraphManifest {
   repository: String
   graft: Graft
   dataSources: [DataSource!]!
+  indexerHints: IndexerHints
 }
 
 type Schema {
   file: File!
 }
 
+type IndexerHints {
+  prune: StringOrBigInt
+}
+
 type DataSource {
   kind: String!
   name: String!
diff --git a/packages/cli/src/scaffold/cosmos.test.ts b/packages/cli/src/scaffold/cosmos.test.ts
index 540190ec..2ade65c5 100644
--- a/packages/cli/src/scaffold/cosmos.test.ts
+++ b/packages/cli/src/scaffold/cosmos.test.ts
@@ -15,7 +15,9 @@ const scaffold = new Scaffold(scaffoldOptions);
 describe.concurrent('Cosmos subgraph scaffolding', () => {
   test('Manifest', async () => {
     expect(await scaffold.generateManifest()).toEqual(`\
-specVersion: 0.0.5
+specVersion: 1.0.0
+indexerHints:
+  prune: auto
 schema:
   file: ./schema.graphql
 dataSources:
diff --git a/packages/cli/src/scaffold/ethereum.test.ts b/packages/cli/src/scaffold/ethereum.test.ts
index 63b83280..6567bdff 100644
--- a/packages/cli/src/scaffold/ethereum.test.ts
+++ b/packages/cli/src/scaffold/ethereum.test.ts
@@ -82,7 +82,9 @@ const scaffoldWithIndexEvents = new Scaffold({
 describe.concurrent('Ethereum subgraph scaffolding', () => {
   test('Manifest', async () => {
     expect(await scaffold.generateManifest()).toEqual(`\
-specVersion: 0.0.5
+specVersion: 1.0.0
+indexerHints:
+  prune: auto
 schema:
   file: ./schema.graphql
 dataSources:
diff --git a/packages/cli/src/scaffold/index.ts b/packages/cli/src/scaffold/index.ts
index b017f65a..94582a55 100644
--- a/packages/cli/src/scaffold/index.ts
+++ b/packages/cli/src/scaffold/index.ts
@@ -111,7 +111,9 @@ export default class Scaffold {
 
     return await prettier.format(
       `
-specVersion: 0.0.5
+specVersion: 1.0.0
+indexerHints:
+  prune: auto
 schema:
   file: ./schema.graphql
 dataSources:
diff --git a/packages/cli/src/scaffold/near.test.ts b/packages/cli/src/scaffold/near.test.ts
index 2634760b..12cf8abd 100644
--- a/packages/cli/src/scaffold/near.test.ts
+++ b/packages/cli/src/scaffold/near.test.ts
@@ -16,7 +16,9 @@ const scaffold = new Scaffold(scaffoldOptions);
 describe.concurrent('NEAR subgraph scaffolding', () => {
   test('Manifest', async () => {
     expect(await scaffold.generateManifest()).toEqual(`\
-specVersion: 0.0.5
+specVersion: 1.0.0
+indexerHints:
+  prune: auto
 schema:
   file: ./schema.graphql
 dataSources:
diff --git a/packages/cli/tests/cli/__snapshots__/validation.test.ts.snap b/packages/cli/tests/cli/__snapshots__/validation.test.ts.snap
index b33b9e34..a17f746c 100644
--- a/packages/cli/tests/cli/__snapshots__/validation.test.ts.snap
+++ b/packages/cli/tests/cli/__snapshots__/validation.test.ts.snap
@@ -762,9 +762,6 @@ exports[`Validation > Invalid subgraph manifest 1`] = `
 "- Load subgraph from subgraph.yaml
 ✖ Failed to load subgraph from subgraph.yaml: Error in subgraph.yaml:
 
-  Path: specVersion
-  No value provided
-
   Path: schema > file
   File does not exist: non-existent.grapqhl
 
@@ -787,6 +784,9 @@ exports[`Validation > Invalid subgraph manifest 1`] = `
   Path: templates
   Expected list, found map:
   field: foo
+
+  Path: specVersion
+  No value provided
 "
 `;
 
@@ -895,6 +895,43 @@ Types generated successfully
 "
 `;
 
+exports[`Validation > Should parse indexerHints 1`] = `
+"- Load subgraph from subgraph.yaml
+✔ Load subgraph from subgraph.yaml
+- Load contract ABIs
+  Load contract ABI from Abi.json
+- Load contract ABIs
+✔ Load contract ABIs
+- Generate types for contract ABIs
+  Generate types for contract ABI: ExampleContract (Abi.json)
+- Generate types for contract ABIs
+  Write types to generated/ExampleSubgraph/ExampleContract.ts
+- Generate types for contract ABIs
+✔ Generate types for contract ABIs
+- Generate types for data source templates
+✔ Generate types for data source templates
+- Load data source template ABIs
+✔ Load data source template ABIs
+- Generate types for data source template ABIs
+✔ Generate types for data source template ABIs
+- Load GraphQL schema from schema.graphql
+✔ Load GraphQL schema from schema.graphql
+- Generate types for GraphQL schema
+  Write types to generated/schema.ts
+- Generate types for GraphQL schema
+✔ Generate types for GraphQL schema
+"
+`;
+
+exports[`Validation > Should parse indexerHints 2`] = `0`;
+
+exports[`Validation > Should parse indexerHints 3`] = `
+"
+Types generated successfully
+
+"
+`;
+
 exports[`Validation > Source without address is valid 1`] = `
 "- Load subgraph from subgraph.yaml
 ✔ Load subgraph from subgraph.yaml
diff --git a/packages/cli/tests/cli/validation.test.ts b/packages/cli/tests/cli/validation.test.ts
index e8c1192c..9d2bfa80 100644
--- a/packages/cli/tests/cli/validation.test.ts
+++ b/packages/cli/tests/cli/validation.test.ts
@@ -250,6 +250,15 @@ describe.concurrent(
         exitCode: 1,
       },
     );
+
+    cliTest(
+      'Should parse indexerHints',
+      ['codegen', '--skip-migrations'],
+      'validation/indexer-hints',
+      {
+        exitCode: 0,
+      },
+    );
   },
   {
     timeout: 60_000,
diff --git a/packages/cli/tests/cli/validation/indexer-hints/Abi.json b/packages/cli/tests/cli/validation/indexer-hints/Abi.json
new file mode 100644
index 00000000..4d05f583
--- /dev/null
+++ b/packages/cli/tests/cli/validation/indexer-hints/Abi.json
@@ -0,0 +1,7 @@
+[
+  {
+    "type": "event",
+    "name": "ExampleEvent",
+    "inputs": [{ "type": "string" }]
+  }
+]
diff --git a/packages/cli/tests/cli/validation/indexer-hints/mapping.ts b/packages/cli/tests/cli/validation/indexer-hints/mapping.ts
new file mode 100644
index 00000000..e69de29b
diff --git a/packages/cli/tests/cli/validation/indexer-hints/schema.graphql b/packages/cli/tests/cli/validation/indexer-hints/schema.graphql
new file mode 100644
index 00000000..218c5b9c
--- /dev/null
+++ b/packages/cli/tests/cli/validation/indexer-hints/schema.graphql
@@ -0,0 +1,4 @@
+type MyEntity @entity {
+  id: ID!
+  x: BigDecimal!
+}
diff --git a/packages/cli/tests/cli/validation/indexer-hints/subgraph.yaml b/packages/cli/tests/cli/validation/indexer-hints/subgraph.yaml
new file mode 100644
index 00000000..25558759
--- /dev/null
+++ b/packages/cli/tests/cli/validation/indexer-hints/subgraph.yaml
@@ -0,0 +1,26 @@
+specVersion: 0.0.1
+repository: https://github.com/graphprotocol/test-subgraph
+description: Test subgraph
+schema:
+  file: ./schema.graphql
+indexerHints:
+  prune: 100
+dataSources:
+  - kind: ethereum/contract
+    name: ExampleSubgraph
+    source:
+      abi: ExampleContract
+    mapping:
+      kind: ethereum/events
+      apiVersion: 0.0.5
+      language: wasm/assemblyscript
+      file: ./mapping.ts
+      entities:
+        - ExampleEntity
+      abis:
+        - name: ExampleContract
+          file: ./Abi.json
+      eventHandlers:
+        - event: ExampleEvent(string)
+          topic0: b74a38eb2ebca56512a2bb0283f335555a4a4dac46ab998d65fd76f9027dca70
+          handler: handleExampleEvent